Merge pull request #3138 from rouge8/4.0.4-wip

LESS: wrong relative font path

less/path.less

@@ -3,11 +3,11 @@
 
 @font-face {
   font-family: 'FontAwesome';
-  src: url('@{fa-font-path}/fontawesome-webfont.eot?v=@{fa-version}');
-  src: url('@{fa-font-path}/fontawesome-webfont.eot?#iefix&v=@{fa-version}') format('embedded-opentype'),
-    url('@{fa-font-path}/fontawesome-webfont.woff?v=@{fa-version}') format('woff'),
-    url('@{fa-font-path}/fontawesome-webfont.ttf?v=@{fa-version}') format('truetype'),
-    url('@{fa-font-path}/fontawesome-webfont.svg?v=@{fa-version}#fontawesomeregular') format('svg');
+  src: ~"url('@{fa-font-path}/fontawesome-webfont.eot?v=@{fa-version}')";
+  src: ~"url('@{fa-font-path}/fontawesome-webfont.eot?#iefix&v=@{fa-version}') format('embedded-opentype')",
+    ~"url('@{fa-font-path}/fontawesome-webfont.woff?v=@{fa-version}') format('woff')",
+    ~"url('@{fa-font-path}/fontawesome-webfont.ttf?v=@{fa-version}') format('truetype')",
+    ~"url('@{fa-font-path}/fontawesome-webfont.svg?v=@{fa-version}#fontawesomeregular') format('svg')";
 //  src: url('@{fa-font-path}/FontAwesome.otf') format('opentype'); // used when developing fonts
   font-weight: normal;
   font-style: normal;

src/assets/font-awesome/less/path.less

@@ -3,11 +3,11 @@
 
 @font-face {
   font-family: 'FontAwesome';
-  src: url('@{fa-font-path}/fontawesome-webfont.eot?v=@{fa-version}');
-  src: url('@{fa-font-path}/fontawesome-webfont.eot?#iefix&v=@{fa-version}') format('embedded-opentype'),
-    url('@{fa-font-path}/fontawesome-webfont.woff?v=@{fa-version}') format('woff'),
-    url('@{fa-font-path}/fontawesome-webfont.ttf?v=@{fa-version}') format('truetype'),
-    url('@{fa-font-path}/fontawesome-webfont.svg?v=@{fa-version}#fontawesomeregular') format('svg');
+  src: ~"url('@{fa-font-path}/fontawesome-webfont.eot?v=@{fa-version}')";
+  src: ~"url('@{fa-font-path}/fontawesome-webfont.eot?#iefix&v=@{fa-version}') format('embedded-opentype')",
+    ~"url('@{fa-font-path}/fontawesome-webfont.woff?v=@{fa-version}') format('woff')",
+    ~"url('@{fa-font-path}/fontawesome-webfont.ttf?v=@{fa-version}') format('truetype')",
+    ~"url('@{fa-font-path}/fontawesome-webfont.svg?v=@{fa-version}#fontawesomeregular') format('svg')";
 //  src: url('@{fa-font-path}/FontAwesome.otf') format('opentype'); // used when developing fonts
   font-weight: normal;
   font-style: normal;