remove fa-plus from upload dialog button

app/assets/javascripts/discourse/templates/modal/upload_selector.hbs

@@ -38,7 +38,7 @@
 
 <div class="modal-footer">
   <button class="btn btn-primary" {{action "upload" target="view"}}>
-    <span class='add-upload'><i {{bind-attr class=":fa view.uploadIcon"}}></i><i class='fa fa-plus'></i></span>
+    <span class='add-upload'><i {{bind-attr class=":fa view.uploadIcon"}}></i></span>
     {{i18n 'upload'}}
   </button>
   <a {{action "closeModal"}}>{{i18n 'cancel'}}</a>

app/assets/stylesheets/common/base/upload.scss

@@ -1,15 +1,3 @@
-.add-upload .fa-plus {
-  font-size: 0.714em;
-  position: relative;
-  left: -5px;
-  bottom: -5px;
-  text-shadow:
-   -1px -1px 0 scale-color($tertiary, $lightness: -10%),
-    1px 1px 0 scale-color($tertiary, $lightness: -10%),
-    1px -1px 0 scale-color($tertiary, $lightness: -10%),
-    -1px 1px 0 scale-color($tertiary, $lightness: -10%);
-}
-
 .uploaded-image-preview {
   background-position: center center;
   background-size: cover;

config/locales/client.en.yml

@@ -870,10 +870,10 @@ en:
       from_the_web: "From the web"
       remote_tip: "link to image"
       remote_tip_with_attachments: "link to image or file ({{authorized_extensions}})"
-      local_tip: "click to select up to 10 images from your device"
-      local_tip_with_attachments: "click to select up to 10 images or files from your device ({{authorized_extensions}})"
+      local_tip: "select images from your device"
+      local_tip_with_attachments: "select images or files from your device ({{authorized_extensions}})"
       hint: "(you can also drag & drop into the editor to upload them)"
-      hint_for_supported_browsers: "(you can also drag and drop or paste images into the editor to upload them)"
+      hint_for_supported_browsers: "you can also drag and drop or paste images into the editor to upload them"
       uploading: "Uploading"
       select_file: "Select File"
       image_link: "link your image will point to"