UX: Right align notification item time, adjust mobile space, consolodate

app/assets/stylesheets/common/components/user-stream-item.scss

@@ -9,6 +9,7 @@
   .user-stream-item {
     background-color: $secondary;
     border-bottom: 1px solid $primary-low;
+    padding: 1em 0.53em;
 
     &.moderator-action {
       background-color: $highlight-medium;
@@ -38,8 +39,7 @@
   .time,
   .delete-info,
   .draft-type {
-    display: block;
-    float: right;
+    margin-left: auto;
     color: $primary-medium;
     font-size: $font-down-2;
   }
@@ -103,12 +103,6 @@
       }
     }
 
-    .time {
-      display: inline-block;
-      margin-left: 10px;
-      float: none;
-    }
-
     // common/base/header.scss
     .fa,
     .icon {

app/assets/stylesheets/desktop/components/user-stream-item.scss

@@ -1,15 +1,5 @@
 // Desktop styles for "user-stream-item" component
 .user-stream {
-  // DEPRECATION:
-  // The ".item" class should be eventually removed because it's too generic.
-  // Once ".item" has been removed, ".user-stream-item" can replace
-  // ".user-stream" as the top-level selector on this file as all other
-  // selectors below are its children
-  .item,
-  .user-stream-item {
-    padding: 1em 0.53em;
-  }
-
   .time,
   .delete-info,
   .draft-type {

app/assets/stylesheets/mobile/components/user-stream-item.scss

@@ -1,15 +1,5 @@
 // Mobile styles for "user-stream-item" component
 .user-stream {
-  // DEPRECATION:
-  // The ".item" class should be eventually removed because it's too generic.
-  // Once ".item" has been removed, ".user-stream-item" can replace
-  // ".user-stream" as the top-level selector on this file as all other
-  // selectors below are its children
-  .item,
-  .user-stream-item {
-    padding: 20px 0 15px 0;
-  }
-
   .name {
     vertical-align: middle;
   }