diff --git a/wp-admin/js/customize-controls.js b/wp-admin/js/customize-controls.js
index b79cd2a294..65f5584e8a 100644
--- a/wp-admin/js/customize-controls.js
+++ b/wp-admin/js/customize-controls.js
@@ -4746,13 +4746,8 @@
 			};
 
 			if ( history.replaceState ) {
-				saved.bind( function( isSaved ) {
-					if ( ! isSaved ) {
-						populateChangesetUuidParam( true );
-					}
-				} );
 				changesetStatus.bind( function( newStatus ) {
-					populateChangesetUuidParam( '' !== newStatus );
+					populateChangesetUuidParam( '' !== newStatus && 'publish' !== newStatus );
 				} );
 			}
 
diff --git a/wp-admin/js/customize-controls.min.js b/wp-admin/js/customize-controls.min.js
index f3d0cfbb27..84b2edbcd4 100644
--- a/wp-admin/js/customize-controls.min.js
+++ b/wp-admin/js/customize-controls.min.js
@@ -1,2 +1,2 @@
 !function(a,b){var c,d,e,f=wp.customize;f.Setting=f.Value.extend({initialize:function(a,b,c){var d=this;f.Value.prototype.initialize.call(d,b,c),d.id=a,d.transport=d.transport||"refresh",d._dirty=c.dirty||!1,d.notifications=new f.Values({defaultConstructor:f.Notification}),d.bind(d.preview)},preview:function(){var a,b=this;a=b.transport,"postMessage"!==a||f.state("previewerAlive").get()||(a="refresh"),"postMessage"===a?b.previewer.send("setting",[b.id,b()]):"refresh"===a&&b.previewer.refresh()},findControls:function(){var a=this,b=[];return f.control.each(function(c){_.each(c.settings,function(d){d.id===a.id&&b.push(c)})}),b}}),f._latestRevision=0,f._lastSavedRevision=0,f._latestSettingRevisions={},f.bind("change",function(a){f._latestRevision+=1,f._latestSettingRevisions[a.id]=f._latestRevision}),f.bind("ready",function(){f.bind("add",function(a){a._dirty&&(f._latestRevision+=1,f._latestSettingRevisions[a.id]=f._latestRevision)})}),f.dirtyValues=function(a){var b={};return 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b={};f._lastSavedRevision=Math.max(f._latestRevision,f._lastSavedRevision),f.state("changesetStatus").set(a.changeset_status),c.resolve(a),f.trigger("changeset-saved",a),a.setting_validities&&_.each(a.setting_validities,function(a,c){!0===a&&_.isObject(g[c])&&!_.isUndefined(g[c].value)&&(b[c]=g[c].value)}),f.previewer.send("changeset-saved",_.extend({},a,{saved_changeset_values:b}))}),d.fail(function(a){c.reject(a),f.trigger("changeset-error",a)}),d.always(function(a){a.setting_validities&&f._handleSettingValidities({settingValidities:a.setting_validities})}),c.promise())},f.utils.bubbleChildValueChanges=function(a,c){b.each(c,function(b,c){a[c].bind(function(b,c){a.parent&&b!==c&&a.parent.trigger("change",a)})})},d=function(a){var b,c,d,e;b=this,a=a||{},d=function(){var a;a=(b.extended(f.Panel)||b.extended(f.Section))&&b.expanded&&b.expanded()?b.contentContainer:b.container,e=a.find(".control-focus:first"),0===e.length&&(e=a.find("input, select, textarea, button, object, a[href], [tabindex]").filter(":visible").first()),e.focus()},a.completeCallback?(c=a.completeCallback,a.completeCallback=function(){d(),c()}):a.completeCallback=d,f.state("paneVisible").set(!0),b.expand?b.expand(a):a.completeCallback()},f.utils.prioritySort=function(a,b){return a.priority()===b.priority()&&"number"==typeof a.params.instanceNumber&&"number"==typeof b.params.instanceNumber?a.params.instanceNumber-b.params.instanceNumber:a.priority()-b.priority()},f.utils.isKeydownButNotEnterEvent=function(a){return"keydown"===a.type&&13!==a.which},f.utils.areElementListsEqual=function(a,c){var d=a.length===c.length&&-1===_.indexOf(_.map(_.zip(a,c),function(a){return b(a[0]).is(a[1])}),!1);return d},e=function(){var a,b,c;return 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c.unchanged?void(c.completeCallback&&c.completeCallback()):(d="resolved"===f.previewer.deferred.active.state()?c.duration:0,g.extended(f.Panel)&&(f.panel.each(function(a){a!==g&&a.expanded()&&(e=a,d=0)}),a||_.each(g.sections(),function(a){a.collapse({duration:0})})),void(b.contains(document,h)?a?h.stop(!0,!0).slideDown(d,c.completeCallback):g.expanded()?g.collapse({duration:d,completeCallback:function(){h.stop(!0,!0).slideUp(d,c.completeCallback)}}):h.stop(!0,!0).slideUp(d,c.completeCallback):(h.toggle(a),c.completeCallback&&c.completeCallback())))},_toggleActive:function(a,b){var c=this;return b=b||{},a&&this.active.get()||!a&&!this.active.get()?(b.unchanged=!0,c.onChangeActive(c.active.get(),b),!1):(b.unchanged=!1,this.activeArgumentsQueue.push(b),this.active.set(a),!0)},activate:function(a){return this._toggleActive(!0,a)},deactivate:function(a){return this._toggleActive(!1,a)},onChangeExpanded:function(){throw new Error("Must override with 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c=this,d=c.contentContainer,e=d.closest(".wp-full-overlay"),g=d.closest(".wp-full-overlay-sidebar-content"),h=c.headContainer.find(".accordion-section-title"),i=d.find(".customize-panel-back");a&&!d.hasClass("current-panel")?(f.section.each(function(a){c.id!==a.panel()&&a.collapse({duration:0})}),f.panel.each(function(a){c!==a&&a.collapse({duration:0})}),c._animateChangeExpanded(function(){h.attr("tabindex","-1"),i.attr("tabindex","0"),i.focus(),d.css("top",""),g.scrollTop(0),b.completeCallback&&b.completeCallback()}),e.addClass("in-sub-panel"),d.addClass("current-panel"),f.state("expandedPanel").set(c)):!a&&d.hasClass("current-panel")&&(c._animateChangeExpanded(function(){h.attr("tabindex","0"),i.attr("tabindex","-1"),h.focus(),d.css("top",""),b.completeCallback&&b.completeCallback()}),e.removeClass("in-sub-panel"),d.removeClass("current-panel"),c===f.state("expandedPanel").get()&&f.state("expandedPanel").set(!1))},renderContent:function(){var a,c=this;a=0!==b("#tmpl-"+c.templateSelector+"-content").length?wp.template(c.templateSelector+"-content"):wp.template("customize-panel-default-content"),a&&c.headContainer&&c.contentContainer.html(a(c.params))}}),f.Control=f.Class.extend({defaultActiveArguments:{duration:"fast",completeCallback:b.noop},initialize:function(a,c){var d,e,g,h=this;h.params={},b.extend(h,c||{}),h.id=a,h.selector="#customize-control-"+a.replace(/\]/g,"").replace(/\[/g,"-"),h.templateSelector="customize-control-"+h.params.type+"-content",h.container=b(h.params.content?h.params.content:h.selector),h.deferred={embedded:new b.Deferred},h.section=new f.Value,h.priority=new f.Value,h.active=new f.Value,h.activeArgumentsQueue=[],h.notifications=new f.Values({defaultConstructor:f.Notification}),h.elements=[],d=h.container.find("[data-customize-setting-link]"),e={},d.each(function(){var a,c=b(this);if(c.is(":radio")){if(a=c.prop("name"),e[a])return;e[a]=!0,c=d.filter('[name="'+a+'"]')}f(c.data("customizeSettingLink"),function(a){var b=new f.Element(c);h.elements.push(b),b.sync(a),b.set(a())})}),h.active.bind(function(a){var c=h.activeArgumentsQueue.shift();c=b.extend({},h.defaultActiveArguments,c),h.onChangeActive(a,c)}),h.section.set(h.params.section),h.priority.set(isNaN(h.params.priority)?10:h.params.priority),h.active.set(h.params.active),f.utils.bubbleChildValueChanges(h,["section","priority","active"]),g=b.map(h.params.settings,function(a){return a}),0===g.length?(h.setting=null,h.settings={},h.embed()):f.apply(f,g.concat(function(){var a;h.settings={};for(a in h.params.settings)h.settings[a]=f(h.params.settings[a]);h.setting=h.settings["default"]||null,_.each(h.settings,function(a){a.notifications.bind("add",function(b){var c,d,e;d=a.id+":"+b.code,e=_.extend({},b,{setting:a.id}),c=new f.Notification(d,e),h.notifications.add(c.code,c)}),a.notifications.bind("remove",function(b){h.notifications.remove(a.id+":"+b.code)})}),h.embed()})),h.deferred.embedded.done(function(){var a=_.debounce(function(){h.renderNotifications()});h.notifications.bind("add",function(b){wp.a11y.speak(b.message,"assertive"),a()}),h.notifications.bind("remove",a),h.renderNotifications(),h.ready()})},embed:function(){var a,b=this;a=function(a){var c;a&&f.section(a,function(a){a.deferred.embedded.done(function(){c=a.contentContainer.is("ul")?a.contentContainer:a.contentContainer.find("ul:first"),b.container.parent().is(c)||(c.append(b.container),b.renderContent()),b.deferred.embedded.resolve()})})},b.section.bind(a),a(b.section.get())},ready:function(){var a,c=this;"dropdown-pages"===c.params.type&&c.params.allow_addition&&(a=c.container.find(".new-content-item"),a.hide(),c.container.on("click",".add-new-toggle",function(c){b(c.currentTarget).slideUp(180),a.slideDown(180),a.find(".create-item-input").focus()}),c.container.on("click",".add-content",function(){c.addNewPage()}),c.container.on("keyup",".create-item-input",function(a){13===a.which&&c.addNewPage()}))},getNotificationsContainerElement:function(){var a,c,d=this;return c=d.container.find(".customize-control-notifications-container:first"),c.length?c:(c=b('<div class="customize-control-notifications-container"></div>'),d.container.hasClass("customize-control-nav_menu_item")?d.container.find(".menu-item-settings:first").prepend(c):d.container.hasClass("customize-control-widget_form")?d.container.find(".widget-inside:first").prepend(c):(a=d.container.find(".customize-control-title"),a.length?a.after(c):d.container.prepend(c)),c)},renderNotifications:function(){var a,c,d=this,e=!1;a=d.getNotificationsContainerElement(),a&&a.length&&(c=[],d.notifications.each(function(a){c.push(a),"error"===a.type&&(e=!0)}),0===c.length?a.stop().slideUp("fast"):a.stop().slideDown("fast",null,function(){b(this).css("height","auto")}),d.notificationsTemplate||(d.notificationsTemplate=wp.template("customize-control-notifications")),d.container.toggleClass("has-notifications",0!==c.length),d.container.toggleClass("has-error",e),a.empty().append(b.trim(d.notificationsTemplate({notifications:c,altNotice:Boolean(d.altNotice)}))))},expand:function(a){f.section(this.section()).expand(a)},focus:d,onChangeActive:function(a,c){return c.unchanged?void(c.completeCallback&&c.completeCallback()):void(b.contains(document,this.container[0])?a?this.container.slideDown(c.duration,c.completeCallback):this.container.slideUp(c.duration,c.completeCallback):(this.container.toggle(a),c.completeCallback&&c.completeCallback()))},toggle:function(a){return this.onChangeActive(a,this.defaultActiveArguments)},activate:c.prototype.activate,deactivate:c.prototype.deactivate,_toggleActive:c.prototype._toggleActive,dropdownInit:function(){var a=this,b=this.container.find(".dropdown-status"),c=this.params,d=!1,e=function(a){"string"==typeof a&&c.statuses&&c.statuses[a]?b.html(c.statuses[a]).show():b.hide()};this.container.on("click keydown",".dropdown",function(b){f.utils.isKeydownButNotEnterEvent(b)||(b.preventDefault(),d||a.container.toggleClass("open"),a.container.hasClass("open")&&a.container.parent().parent().find("li.library-selected").focus(),d=!0,setTimeout(function(){d=!1},400))}),this.setting.bind(e),e(this.setting())},renderContent:function(){var a,c=this;0!==b("#tmpl-"+c.templateSelector).length&&(a=wp.template(c.templateSelector),a&&c.container&&c.container.html(a(c.params)))},addNewPage:function(){var a,c,d,e,g,h,i=this;if("dropdown-pages"===i.params.type&&i.params.allow_addition&&f.Menus){if(c=i.container.find(".add-new-toggle"),d=i.container.find(".new-content-item"),e=i.container.find(".create-item-input"),g=e.val(),h=i.container.find("select"),!g)return void e.addClass("invalid");e.removeClass("invalid"),e.attr("disabled","disabled"),a=f.Menus.insertAutoDraftPost({post_title:g,post_type:"page"}),a.done(function(a){var e,j,k;e=new f.Menus.AvailableItemModel({id:"post-"+a.post_id,title:g,type:"page",type_label:f.Menus.data.l10n.page_label,object:"post_type",object_id:a.post_id,url:a.url}),f.Menus.availableMenuItemsPanel.collection.add(e),j=b("#available-menu-items-post_type-page").find(".available-menu-items-list"),k=wp.template("available-menu-item"),j.prepend(k(e.attributes)),h.focus(),i.setting.set(String(a.post_id)),d.slideUp(180),c.slideDown(180)}),a.always(function(){e.val("").removeAttr("disabled")})}}}),f.ColorControl=f.Control.extend({ready:function(){var a,b=this,c="hue"===this.params.mode,d=!1;c?(a=this.container.find(".color-picker-hue"),a.val(b.setting()).wpColorPicker({change:function(a,c){d=!0,b.setting(c.color.h()),d=!1}})):(a=this.container.find(".color-picker-hex"),a.val(b.setting()).wpColorPicker({change:function(){d=!0,b.setting.set(a.wpColorPicker("color")),d=!1},clear:function(){d=!0,b.setting.set(""),d=!1}})),b.setting.bind(function(b){d||(a.val(b),a.wpColorPicker("color",b))}),b.container.on("keydown",function(c){var d;27===c.which&&(d=b.container.find(".wp-picker-container"),d.hasClass("wp-picker-active")&&(a.wpColorPicker("close"),b.container.find(".wp-color-result").focus(),c.stopPropagation()))})}}),f.MediaControl=f.Control.extend({ready:function(){function a(a){var d=b.Deferred();c.extended(f.UploadControl)?d.resolve():(a=parseInt(a,10),_.isNaN(a)||a<=0?(delete 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MediaElementPlayer(a,c):this.cleanupPlayer()},restoreDefault:function(a){f.utils.isKeydownButNotEnterEvent(a)||(a.preventDefault(),this.params.attachment=this.params.defaultAttachment,this.setting(this.params.defaultAttachment.url))},removeFile:function(a){f.utils.isKeydownButNotEnterEvent(a)||(a.preventDefault(),this.params.attachment={},this.setting(""),this.renderContent())}}),f.UploadControl=f.MediaControl.extend({select:function(){var a,b=this.frame.state().get("selection").first().toJSON(),c=window._wpmejsSettings||{};this.params.attachment=b,this.setting(b.url),a=this.container.find("audio, video").get(0),a?this.player=new MediaElementPlayer(a,c):this.cleanupPlayer()},success:function(){},removerVisibility:function(){}}),f.ImageControl=f.UploadControl.extend({thumbnailSrc:function(){}}),f.BackgroundControl=f.UploadControl.extend({ready:function(){f.UploadControl.prototype.ready.apply(this,arguments)},select:function(){f.UploadControl.prototype.select.apply(this,arguments),wp.ajax.post("custom-background-add",{nonce:_wpCustomizeBackground.nonces.add,wp_customize:"on",customize_theme:f.settings.theme.stylesheet,attachment_id:this.params.attachment.id})}}),f.BackgroundPositionControl=f.Control.extend({ready:function(){var a,c=this;c.container.on("change",'input[name="background-position"]',function(){var a=b(this).val().split(" ");c.settings.x(a[0]),c.settings.y(a[1])}),a=_.debounce(function(){var a,b,d,e;a=c.settings.x.get(),b=c.settings.y.get(),e=String(a)+" 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a=this.frame.state().get("selection").first().toJSON();this.params.width!==a.width||this.params.height!==a.height||this.params.flex_width||this.params.flex_height?this.frame.setState("cropper"):(this.setImageFromAttachment(a),this.frame.close())},onCropped:function(a){this.setImageFromAttachment(a)},calculateImageSelectOptions:function(a,b){var c,d,e,f=b.get("control"),g=!!parseInt(f.params.flex_width,10),h=!!parseInt(f.params.flex_height,10),i=a.get("width"),j=a.get("height"),k=parseInt(f.params.width,10),l=parseInt(f.params.height,10),m=k/l,n=k,o=l;return b.set("canSkipCrop",!f.mustBeCropped(g,h,k,l,i,j)),i/j>m?(l=j,k=l*m):(k=i,l=k/m),c=(i-k)/2,d=(j-l)/2,e={handles:!0,keys:!0,instance:!0,persistent:!0,imageWidth:i,imageHeight:j,minWidth:n>k?k:n,minHeight:o>l?l:o,x1:c,y1:d,x2:k+c,y2:l+d},h===!1&&g===!1&&(e.aspectRatio=k+":"+l),!0===h&&(delete e.minHeight,e.maxWidth=i),!0===g&&(delete e.minWidth,e.maxHeight=j),e},mustBeCropped:function(a,b,c,d,e,f){return(!0!==a||!0!==b)&&((!0!==a||d!==f)&&((!0!==b||c!==e)&&((c!==e||d!==f)&&!(e<=c))))},onSkippedCrop:function(){var a=this.frame.state().get("selection").first().toJSON();this.setImageFromAttachment(a)},setImageFromAttachment:function(a){this.params.attachment=a,this.setting(a.id)}}),f.SiteIconControl=f.CroppedImageControl.extend({
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a=this.frame.state().get("selection").first().toJSON(),b=this;this.params.width!==a.width||this.params.height!==a.height||this.params.flex_width||this.params.flex_height?this.frame.setState("cropper"):wp.ajax.post("crop-image",{nonce:a.nonces.edit,id:a.id,context:"site-icon",cropDetails:{x1:0,y1:0,width:this.params.width,height:this.params.height,dst_width:this.params.width,dst_height:this.params.height}}).done(function(a){b.setImageFromAttachment(a),b.frame.close()}).fail(function(){b.frame.trigger("content:error:crop")})},setImageFromAttachment:function(a){var c,d,e=["site_icon-32","thumbnail","full"];_.each(e,function(b){d||_.isUndefined(a.sizes[b])||(d=a.sizes[b])}),this.params.attachment=a,this.setting(a.id),d&&(c=b('link[rel="icon"][sizes="32x32"]'),c.attr("href",d.url))},removeFile:function(a){f.utils.isKeydownButNotEnterEvent(a)||(a.preventDefault(),this.params.attachment={},this.setting(""),this.renderContent(),b('link[rel="icon"][sizes="32x32"]').attr("href","/favicon.ico"))}}),f.HeaderControl=f.Control.extend({ready:function(){this.btnRemove=b("#customize-control-header_image .actions .remove"),this.btnNew=b("#customize-control-header_image .actions .new"),_.bindAll(this,"openMedia","removeImage"),this.btnNew.on("click",this.openMedia),this.btnRemove.on("click",this.removeImage),f.HeaderTool.currentHeader=this.getInitialHeaderImage(),new f.HeaderTool.CurrentView({model:f.HeaderTool.currentHeader,el:"#customize-control-header_image .current .container"}),new f.HeaderTool.ChoiceListView({collection:f.HeaderTool.UploadsList=new f.HeaderTool.ChoiceList,el:"#customize-control-header_image .choices .uploaded .list"}),new f.HeaderTool.ChoiceListView({collection:f.HeaderTool.DefaultsList=new f.HeaderTool.DefaultsList,el:"#customize-control-header_image .choices .default .list"}),f.HeaderTool.combinedList=f.HeaderTool.CombinedList=new f.HeaderTool.CombinedList([f.HeaderTool.UploadsList,f.HeaderTool.DefaultsList]),wp.media.controller.Cropper.prototype.defaults.doCropArgs.wp_customize="on",wp.media.controller.Cropper.prototype.defaults.doCropArgs.customize_theme=f.settings.theme.stylesheet},getInitialHeaderImage:function(){if(!f.get().header_image||!f.get().header_image_data||_.contains(["remove-header","random-default-image","random-uploaded-image"],f.get().header_image))return new f.HeaderTool.ImageModel;var a=_.find(_wpCustomizeHeader.uploads,function(a){return a.attachment_id===f.get().header_image_data.attachment_id});return a||(a={url:f.get().header_image,thumbnail_url:f.get().header_image,attachment_id:f.get().header_image_data.attachment_id}),new f.HeaderTool.ImageModel({header:a,choice:a.url.split("/").pop()})},calculateImageSelectOptions:function(a,b){var c,d,e,g,h,i,j=parseInt(_wpCustomizeHeader.data.width,10),k=parseInt(_wpCustomizeHeader.data.height,10),l=!!parseInt(_wpCustomizeHeader.data["flex-width"],10),m=!!parseInt(_wpCustomizeHeader.data["flex-height"],10);return h=a.get("width"),g=a.get("height"),this.headerImage=new f.HeaderTool.ImageModel,this.headerImage.set({themeWidth:j,themeHeight:k,themeFlexWidth:l,themeFlexHeight:m,imageWidth:h,imageHeight:g}),b.set("canSkipCrop",!this.headerImage.shouldBeCropped()),c=j/k,d=h,e=g,d/e>c?(k=e,j=k*c):(j=d,k=j/c),i={handles:!0,keys:!0,instance:!0,persistent:!0,imageWidth:h,imageHeight:g,x1:0,y1:0,x2:j,y2:k},m===!1&&l===!1&&(i.aspectRatio=j+":"+k),m===!1&&(i.maxHeight=k),l===!1&&(i.maxWidth=j),i},openMedia:function(a){var b=_wpMediaViewsL10n;a.preventDefault(),this.frame=wp.media({button:{text:b.selectAndCrop,close:!1},states:[new wp.media.controller.Library({title:b.chooseImage,library:wp.media.query({type:"image"}),multiple:!1,date:!1,priority:20,suggestedWidth:_wpCustomizeHeader.data.width,suggestedHeight:_wpCustomizeHeader.data.height}),new wp.media.controller.Cropper({imgSelectOptions:this.calculateImageSelectOptions})]}),this.frame.on("select",this.onSelect,this),this.frame.on("cropped",this.onCropped,this),this.frame.on("skippedcrop",this.onSkippedCrop,this),this.frame.open()},onSelect:function(){this.frame.setState("cropper")},onCropped:function(a){var b=a.url,c=a.attachment_id,d=a.width,e=a.height;this.setImageFromURL(b,c,d,e)},onSkippedCrop:function(a){var b=a.get("url"),c=a.get("width"),d=a.get("height");this.setImageFromURL(b,a.id,c,d)},setImageFromURL:function(a,b,c,d){var e,g={};g.url=a,g.thumbnail_url=a,g.timestamp=_.now(),b&&(g.attachment_id=b),c&&(g.width=c),d&&(g.height=d),e=new f.HeaderTool.ImageModel({header:g,choice:a.split("/").pop()}),f.HeaderTool.UploadsList.add(e),f.HeaderTool.currentHeader.set(e.toJSON()),e.save(),e.importImage()},removeImage:function(){f.HeaderTool.currentHeader.trigger("hide"),f.HeaderTool.CombinedList.trigger("control:removeImage")}}),f.ThemeControl=f.Control.extend({touchDrag:!1,isRendered:!1,renderContent:function(){var a=this,b=arguments;f.section(a.section(),function(c){c.expanded()?(f.Control.prototype.renderContent.apply(a,b),a.isRendered=!0):c.expanded.bind(function(c){c&&!a.isRendered&&(f.Control.prototype.renderContent.apply(a,b),a.isRendered=!0)})})},ready:function(){var a=this;a.container.on("touchmove",".theme",function(){a.touchDrag=!0}),a.container.on("click keydown touchend",".theme",function(c){if(!f.utils.isKeydownButNotEnterEvent(c))return a.touchDrag===!0?a.touchDrag=!1:void(b(c.target).is(".theme-actions .button")||f.section(a.section()).loadThemePreview(a.params.theme.id))}),a.container.on("click keydown",".theme-actions .theme-details",function(b){f.utils.isKeydownButNotEnterEvent(b)||(b.preventDefault(),f.section(a.section()).showDetails(a.params.theme))}),a.container.on("render-screenshot",function(){var a=b(this).find("img"),c=a.data("src");c&&a.attr("src",c)})},filter:function(a){var b=this,c=b.params.theme.name+" "+b.params.theme.description+" "+b.params.theme.tags+" "+b.params.theme.author;c=c.toLowerCase().replace("-"," "),-1!==c.search(a)?b.activate():b.deactivate()}}),f.defaultConstructor=f.Setting,f.control=new f.Values({defaultConstructor:f.Control}),f.section=new f.Values({defaultConstructor:f.Section}),f.panel=new f.Values({defaultConstructor:f.Panel}),f.PreviewFrame=f.Messenger.extend({sensitivity:null,initialize:function(a,c){var d=b.Deferred();d.promise(this),this.container=a.container,b.extend(a,{channel:f.PreviewFrame.uuid()}),f.Messenger.prototype.initialize.call(this,a,c),this.add("previewUrl",a.previewUrl),this.query=b.extend(a.query||{},{customize_messenger_channel:this.channel()}),this.run(d)},run:function(a){var c,d,e,g=this,h=!1,i=!1,j=null,k="{}"!==g.query.customized;g._ready&&g.unbind("ready",g._ready),g._ready=function(b){i=!0,j=b,g.container.addClass("iframe-ready"),b&&h&&a.resolveWith(g,[b])},g.bind("ready",g._ready),c=document.createElement("a"),c.href=g.previewUrl(),d=_.extend(f.utils.parseQueryString(c.search.substr(1)),{customize_changeset_uuid:g.query.customize_changeset_uuid,customize_theme:g.query.customize_theme,customize_messenger_channel:g.query.customize_messenger_channel}),c.search=b.param(d),g.iframe=b("<iframe 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b=a.active();a.active.callbacks.fireWith(a.active,[b,b])}),g&&c&&c.focus(),f.trigger("pane-contents-reflowed")},f),b(function(){if(f.settings=window._wpCustomizeSettings,f.l10n=window._wpCustomizeControlsL10n,f.settings&&b.support.postMessage&&(b.support.cors||!f.settings.isCrossDomain)){null===f.PreviewFrame.prototype.sensitivity&&(f.PreviewFrame.prototype.sensitivity=f.settings.timeouts.previewFrameSensitivity),null===f.Previewer.prototype.refreshBuffer&&(f.Previewer.prototype.refreshBuffer=f.settings.timeouts.windowRefresh);var a,c=b(document.body),d=c.children(".wp-full-overlay"),e=b("#customize-info .panel-title.site-title"),g=b(".customize-controls-close"),h=b("#save"),i=b("#customize-footer-actions");b("#customize-controls").on("keydown",function(a){var c=13===a.which,d=b(a.target);c&&(d.is("input:not([type=button])")||d.is("select"))&&a.preventDefault()}),b(".customize-info").find("> .accordion-section-title .customize-help-toggle").on("click",function(){var a=b(this).closest(".accordion-section"),c=a.find(".customize-panel-description:first");a.hasClass("cannot-expand")||(a.hasClass("open")?(a.toggleClass("open"),c.slideUp(f.Panel.prototype.defaultExpandedArguments.duration),b(this).attr("aria-expanded",!1)):(c.slideDown(f.Panel.prototype.defaultExpandedArguments.duration),a.toggleClass("open"),b(this).attr("aria-expanded",!0)))}),f.previewer=new f.Previewer({container:"#customize-preview",form:"#customize-controls",previewUrl:f.settings.url.preview,allowedUrls:f.settings.url.allowed},{nonce:f.settings.nonce,query:function(a){var b={wp_customize:"on",customize_theme:f.settings.theme.stylesheet,nonce:this.nonce.preview,customize_changeset_uuid:f.settings.changeset.uuid};return b.customized=JSON.stringify(f.dirtyValues({unsaved:a&&a.excludeCustomizedSaved})),b},save:function(c){function d(a){n[a.id]=!0}var e,g,i,j=this,k=b.Deferred(),l="publish",m=f.state("processing"),n={},o=[];return c&&c.status&&(l=c.status),f.state("saving").get()&&(k.reject("already_saving"),k.promise()),f.state("saving").set(!0),f.bind("change",d),g=function(){var e,g,m={},p=f._latestRevision;return f.each(function(a){a.notifications.each(function(b){"error"!==b.type||b.fromServer||(o.push(a.id),m[a.id]||(m[a.id]={}),m[a.id][b.code]=b)})}),i=f.findControlsForSettings(o),_.isEmpty(i)?(g=b.extend(j.query({excludeCustomizedSaved:!1}),{nonce:j.nonce.save,customize_changeset_status:l}),c&&c.date&&(g.customize_changeset_date=c.date),c&&c.title&&(g.customize_changeset_title=c.title),e=wp.ajax.post("customize_save",g),h.prop("disabled",!0),f.trigger("save",e),e.always(function(){f.state("saving").set(!1),h.prop("disabled",!1),f.unbind("change",d)}),e.fail(function(a){"0"===a?a="not_logged_in":"-1"===a&&(a="invalid_nonce"),"invalid_nonce"===a?j.cheatin():"not_logged_in"===a&&(j.preview.iframe.hide(),j.login().done(function(){j.save(),j.preview.iframe.show()})),a.setting_validities&&f._handleSettingValidities({settingValidities:a.setting_validities,focusInvalidControl:!0}),k.rejectWith(j,[a]),f.trigger("error",a)}),void e.done(function(b){j.send("saved",b),f.state("changesetStatus").set(b.changeset_status),"publish"===b.changeset_status&&(f.each(function(a){a._dirty&&(_.isUndefined(f._latestSettingRevisions[a.id])||f._latestSettingRevisions[a.id]<=p)&&(a._dirty=!1)}),f.state("changesetStatus").set(""),f.settings.changeset.uuid=b.next_changeset_uuid,a.send("changeset-uuid",f.settings.changeset.uuid)),b.setting_validities&&f._handleSettingValidities({settingValidities:b.setting_validities,focusInvalidControl:!0}),k.resolveWith(j,[b]),f.trigger("saved",b),_.isEmpty(n)||f.state("saved").set(!1)})):(_.values(i)[0][0].focus(),f.unbind("change",d),k.rejectWith(j,[{setting_invalidities:m}]),f.state("saving").set(!1),k.promise())},0===m()?g():(e=function(){0===m()&&(f.state.unbind("change",e),g())},f.state.bind("change",e)),k.promise()}}),f.previewer.bind("nonce",function(a){b.extend(this.nonce,a)}),f.bind("nonce-refresh",function(a){b.extend(f.settings.nonce,a),b.extend(f.previewer.nonce,a),f.previewer.send("nonce-refresh",a)}),b.each(f.settings.settings,function(a,b){var c,d=f.settingConstructor[b.type]||f.Setting;c=new d(a,b.value,{transport:b.transport,previewer:f.previewer,dirty:!!b.dirty}),f.add(a,c)}),b.each(f.settings.panels,function(a,b){var c,d=f.panelConstructor[b.type]||f.Panel;c=new d(a,{params:b}),f.panel.add(a,c)}),b.each(f.settings.sections,function(a,b){var c,d=f.sectionConstructor[b.type]||f.Section;c=new d(a,{params:b}),f.section.add(a,c)}),b.each(f.settings.controls,function(a,b){var c,d=f.controlConstructor[b.type]||f.Control;c=new d(a,{params:b,previewer:f.previewer}),f.control.add(a,c)}),_.each(["panel","section","control"],function(a){var b=f.settings.autofocus[a];b&&f[a](b,function(a){a.deferred.embedded.done(function(){f.previewer.deferred.active.done(function(){a.focus()})})})}),f.bind("ready",f.reflowPaneContents),b([f.panel,f.section,f.control]).each(function(a,b){var c=_.debounce(f.reflowPaneContents,f.settings.timeouts.reflowPaneContents);b.bind("add",c),b.bind("change",c),b.bind("remove",c)}),function(){var a,d=new f.Values,e=d.create("saved"),i=d.create("saving"),j=d.create("activated"),k=d.create("processing"),l=d.create("paneVisible"),m=d.create("expandedPanel"),n=d.create("expandedSection"),o=d.create("changesetStatus"),p=d.create("previewerAlive"),q=d.create("editShortcutVisibility");d.bind("change",function(){var a;j()?""===o.get()&&e()?(h.val(f.l10n.saved),g.find(".screen-reader-text").text(f.l10n.close)):(h.val(f.l10n.save),g.find(".screen-reader-text").text(f.l10n.cancel)):(h.val(f.l10n.activate),g.find(".screen-reader-text").text(f.l10n.cancel)),a=!i()&&(!j()||!e()||""!==o()&&"publish"!==o()),h.prop("disabled",!a)}),o(f.settings.changeset.status),e(!0),""===o()&&f.each(function(a){a._dirty&&e(!1)}),i(!1),j(f.settings.theme.active),k(0),l(!0),m(!1),n(!1),p(!0),q("visible"),f.bind("change",function(){d("saved").set(!1)}),i.bind(function(a){c.toggleClass("saving",a)}),f.bind("saved",function(a){d("saved").set(!0),"publish"===a.changeset_status&&d("activated").set(!0)}),j.bind(function(a){a&&f.trigger("activated")}),a=function(a){var c,d;if(c=document.createElement("a"),c.href=location.href,d=f.utils.parseQueryString(c.search.substr(1)),a){if(d.changeset_uuid===f.settings.changeset.uuid)return;d.changeset_uuid=f.settings.changeset.uuid}else{if(!d.changeset_uuid)return;delete d.changeset_uuid}c.search=b.param(d),history.replaceState({},document.title,c.href)},history.replaceState&&o.bind(function(b){a(""!==b&&"publish"!==b)}),f.state=d}(),f.previewer.previewUrl()?f.previewer.refresh():f.previewer.previewUrl(f.settings.url.home),h.click(function(a){f.previewer.save(),a.preventDefault()}).keydown(function(a){9!==a.which&&(13===a.which&&f.previewer.save(),a.preventDefault())}),g.keydown(function(a){9!==a.which&&(13===a.which&&this.click(),a.preventDefault())}),b(".collapse-sidebar").on("click",function(){f.state("paneVisible").set(!f.state("paneVisible").get())}),f.state("paneVisible").bind(function(a){d.toggleClass("preview-only",!a),d.toggleClass("expanded",a),d.toggleClass("collapsed",!a),a?b(".collapse-sidebar").attr({"aria-expanded":"true","aria-label":f.l10n.collapseSidebar}):b(".collapse-sidebar").attr({"aria-expanded":"false","aria-label":f.l10n.expandSidebar})}),b("body").on("keydown",function(a){var c,d=[],e=[],g=[];27===a.which&&(b(a.target).is("body")||b.contains(b("#customize-controls")[0],a.target))&&(f.control.each(function(a){a.expanded&&a.expanded()&&_.isFunction(a.collapse)&&d.push(a)}),f.section.each(function(a){a.expanded()&&e.push(a)}),f.panel.each(function(a){a.expanded()&&g.push(a)}),d.length>0&&0===e.length&&(d.length=0),c=d[0]||e[0]||g[0],c&&(c.collapse(),a.preventDefault()))}),b(".customize-controls-preview-toggle").on("click",function(){f.state("paneVisible").set(!f.state("paneVisible").get())}),function(){var a,c,d,e,g,h,i,j=b(".wp-full-overlay-sidebar-content");a=function(a){var b,g=a,i=f.state("expandedSection").get(),j=f.state("expandedPanel").get();if(h&&h.element&&d(h.element),!g)if(!i&&j&&j.contentContainer)g=j;else{if(j||!i||!i.contentContainer)return void(h=!1);g=i}b=g.contentContainer.find(".customize-section-title, .panel-meta").first(),b.length?(h={instance:g,element:b,parent:b.closest(".customize-pane-child"),height:c(b)},i&&e(h.element,h.parent)):h=!1},f.state("expandedSection").bind(a),f.state("expandedPanel").bind(a),j.on("scroll",_.throttle(function(){if(h){var a=j.scrollTop(),b=!i||a<=i;i=a,g(h,a,b)}},8)),d=function(a){a.hasClass("is-sticky")&&a.removeClass("is-sticky").addClass("maybe-sticky is-in-view").css("top",j.scrollTop()+"px")},e=function(a,b){a.removeClass("maybe-sticky is-in-view").css({width:"",top:""}),b.css("padding-top","")},c=function(a){var b=a.data("height");return b||(b=a.outerHeight(),a.data("height",b)),b},g=function(a,b,c){var d=a.element,e=a.parent,f=a.height,g=parseInt(d.css("top"),10),h=d.hasClass("maybe-sticky"),i=d.hasClass("is-sticky"),j=d.hasClass("is-in-view");if(!c)return i&&(g=b,d.removeClass("is-sticky").css({top:g+"px",width:""})),void(j&&b>g+f&&(d.removeClass("is-in-view"),e.css("padding-top","")));if(!h&&b>=f)h=!0,d.addClass("maybe-sticky");else if(0===b)return d.removeClass("maybe-sticky is-in-view is-sticky").css({top:"",width:""}),void e.css("padding-top","");j&&!i?g>=b&&d.addClass("is-sticky").css({top:"",width:e.outerWidth()+"px"}):h&&!j&&(d.addClass("is-in-view").css("top",b-f+"px"),e.css("padding-top",f+"px"))}}(),f.previewedDevice=new f.Value,f.bind("ready",function(){_.find(f.settings.previewableDevices,function(a,b){if(!0===a["default"])return f.previewedDevice.set(b),!0})}),i.find(".devices button").on("click",function(a){f.previewedDevice.set(b(a.currentTarget).data("device"))}),f.previewedDevice.bind(function(a){var c=b(".wp-full-overlay"),d="";i.find(".devices button").removeClass("active").attr("aria-pressed",!1),i.find(".devices .preview-"+a).addClass("active").attr("aria-pressed",!0),b.each(f.settings.previewableDevices,function(a){d+=" preview-"+a}),c.removeClass(d).addClass("preview-"+a)}),e.length&&f("blogname",function(a){var c=function(){e.text(b.trim(a())||f.l10n.untitledBlogName)};a.bind(c),c()}),a=new f.Messenger({url:f.settings.url.parent,channel:"loader"}),a.bind("back",function(){g.on("click.customize-controls-close",function(b){b.preventDefault(),a.send("close")})}),b(window).on("beforeunload.customize-confirm",function(){if(!f.state("saved")())return setTimeout(function(){d.removeClass("customize-loading")},1),f.l10n.saveAlert}),b.each(["saved","change"],function(b,c){f.bind(c,function(){a.send(c)})}),f.bind("title",function(b){a.send("title",b)}),a.send("changeset-uuid",f.settings.changeset.uuid),a.send("ready"),b.each({background_image:{controls:["background_preset","background_position","background_size","background_repeat","background_attachment"],callback:function(a){return!!a}},show_on_front:{controls:["page_on_front","page_for_posts"],callback:function(a){return"page"===a}},header_textcolor:{controls:["header_textcolor"],callback:function(a){return"blank"!==a}}},function(a,c){f(a,function(a){b.each(c.controls,function(b,d){f.control(d,function(b){var d=function(a){b.container.toggle(c.callback(a))};d(a.get()),a.bind(d)})})})}),f.control("background_preset",function(a){var b,c,d,e,g,h;b={"default":[!1,!1,!1,!1],fill:[!0,!1,!1,!1],fit:[!0,!1,!0,!1],repeat:[!0,!1,!1,!0],custom:[!0,!0,!0,!0]},c=[_wpCustomizeBackground.defaults["default-position-x"],_wpCustomizeBackground.defaults["default-position-y"],_wpCustomizeBackground.defaults["default-size"],_wpCustomizeBackground.defaults["default-repeat"],_wpCustomizeBackground.defaults["default-attachment"]],d={"default":c,fill:["left","top","cover","no-repeat","fixed"],fit:["left","top","contain","no-repeat","fixed"],repeat:["left","top","auto","repeat","scroll"]},e=function(a){_.each(["background_position","background_size","background_repeat","background_attachment"],function(c,d){var e=f.control(c);e&&e.container.toggle(b[a][d])})},g=function(a){_.each(["background_position_x","background_position_y","background_size","background_repeat","background_attachment"],function(b,c){var e=f(b);e&&e.set(d[a][c])})},h=a.setting.get(),e(h),a.setting.bind("change",function(a){e(a),"custom"!==a&&g(a)})}),f.control("background_repeat",function(a){a.elements[0].unsync(f("background_repeat")),a.element=new f.Element(a.container.find("input")),a.element.set("no-repeat"!==a.setting()),a.element.bind(function(b){a.setting.set(b?"repeat":"no-repeat")}),a.setting.bind(function(b){a.element.set("no-repeat"!==b)})}),f.control("background_attachment",function(a){a.elements[0].unsync(f("background_attachment")),a.element=new f.Element(a.container.find("input")),a.element.set("fixed"!==a.setting()),a.element.bind(function(b){a.setting.set(b?"scroll":"fixed")}),a.setting.bind(function(b){a.element.set("fixed"!==b)})}),f.control("display_header_text",function(a){var b="";a.elements[0].unsync(f("header_textcolor")),a.element=new f.Element(a.container.find("input")),a.element.set("blank"!==a.setting()),a.element.bind(function(c){c||(b=f("header_textcolor").get()),a.setting.set(c?b:"blank")}),a.setting.bind(function(b){a.element.set("blank"!==b)})}),f("show_on_front","page_on_front",function(a,b){var c=function(){"page"===a()&&parseInt(b(),10)>0&&f.previewer.previewUrl.set(f.settings.url.home)};a.bind(c),b.bind(c)}),f("page_for_posts",function(a){a.bind(function(a){a=parseInt(a,10),a>0&&f.previewer.previewUrl.set(f.settings.url.home+"?page_id="+a)})}),f.control("custom_css",function(a){a.deferred.embedded.done(function(){var b=a.container.find("textarea"),c=b[0];b.on("blur",function(){b.data("next-tab-blurs",!1)}),b.on("keydown",function(a){var d,e,f,g,h=9,i=27;return i===a.keyCode?void(b.data("next-tab-blurs")||(b.data("next-tab-blurs",!0),a.stopPropagation())):void(h!==a.keyCode||a.ctrlKey||a.altKey||a.shiftKey||b.data("next-tab-blurs")||(d=c.selectionStart,e=c.selectionEnd,f=c.value,d>=0&&(g=b.scrollTop,c.value=f.substring(0,d).concat("\t",f.substring(e)),b.selectionStart=c.selectionEnd=d+1,c.scrollTop=g),a.stopPropagation(),a.preventDefault()))})})}),f.control("header_video",function(a){a.deferred.embedded.done(function(){var b=function(){var b,c=f.section(a.section());c&&(b=c.container.find(".header-video-not-currently-previewable:first"),a.active.get()?b.stop().slideUp("fast"):b.stop().slideDown("fast"))};b(),a.active.bind(b)})}),f.previewer.bind("selective-refresh-setting-validities",function(a){f._handleSettingValidities({settingValidities:a,focusInvalidControl:!1})}),f.previewer.bind("focus-control-for-setting",function(a){var b;f.control.each(function(c){var d=_.pluck(c.settings,"id");-1!==_.indexOf(d,a)&&(b=c)}),b&&b.focus()}),f.previewer.bind("refresh",function(){f.previewer.refresh()}),f.state("paneVisible").bind(function(a){var c;c=window.matchMedia?window.matchMedia("screen and ( max-width: 640px )").matches:b(window).width()<=640,f.state("editShortcutVisibility").set(a||c?"visible":"hidden")}),window.matchMedia&&window.matchMedia("screen and ( max-width: 640px )").addListener(function(){var a=f.state("paneVisible");a.callbacks.fireWith(a,[a.get(),a.get()])}),f.previewer.bind("edit-shortcut-visibility",function(a){f.state("editShortcutVisibility").set(a)}),f.state("editShortcutVisibility").bind(function(a){f.previewer.send("edit-shortcut-visibility",a)}),function(){var a,c,d,e=!1;c=function(){e||(e=!0,f.requestChangesetUpdate().always(function(){e=!1})),d()},d=function(){clearTimeout(a),a=setTimeout(function(){c()},f.settings.timeouts.changesetAutoSave)},d(),b(window).on("blur.wp-customize-changeset-update",function(){c()}),b(window).on("beforeunload.wp-customize-changeset-update",function(){c()})}(),f.trigger("ready")}})}(wp,jQuery);
\ No newline at end of file
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 78eb5a2222..63c6c5842b 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.8-alpha-39502';
+$wp_version = '4.8-alpha-39504';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.