added vendor directory and gulp support for better dependency organization and compiling less and js files

removed timeline css and merged it with the theme css and added gulp
support for a browser sync task as well for easier development

removed composer package until the repo issue is resolved - added
minified versions into the bower.json for when the repo issue is
resolved

vendor/font-awesome/scss/_mixins.scss

@@ -0,0 +1,25 @@
+// Mixins
+// --------------------------
+
+@mixin fa-icon() {
+  display: inline-block;
+  font: normal normal normal 14px/1 FontAwesome; // shortening font declaration
+  font-size: inherit; // can't have font-size inherit on line above, so need to override
+  text-rendering: auto; // optimizelegibility throws things off #1094
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+@mixin fa-icon-rotate($degrees, $rotation) {
+  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=#{$rotation});
+  -webkit-transform: rotate($degrees);
+      -ms-transform: rotate($degrees);
+          transform: rotate($degrees);
+}
+
+@mixin fa-icon-flip($horiz, $vert, $rotation) {
+  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=#{$rotation});
+  -webkit-transform: scale($horiz, $vert);
+      -ms-transform: scale($horiz, $vert);
+          transform: scale($horiz, $vert);
+}