Added theme back properly

themes/hugo-uno/static/scss/fontawsome/less/mixins.less

@@ -0,0 +1,27 @@
+// Mixins
+// --------------------------
+
+.fa-icon() {
+  display: inline-block;
+  font: normal normal normal @fa-font-size-base/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;
+  transform: translate(0, 0); // ensures no half-pixel rendering in firefox
+
+}
+
+.fa-icon-rotate(@degrees, @rotation) {
+  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=@rotation);
+  -webkit-transform: rotate(@degrees);
+      -ms-transform: rotate(@degrees);
+          transform: rotate(@degrees);
+}
+
+.fa-icon-flip(@horiz, @vert, @rotation) {
+  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=@rotation, mirror=1);
+  -webkit-transform: scale(@horiz, @vert);
+      -ms-transform: scale(@horiz, @vert);
+          transform: scale(@horiz, @vert);
+}