fix(app): bootstrap glyphicons not correctly linked on grunt build

fixes #333

Author: DaftMonk

Diff for: app/templates/client/app/app(css).css

@@ -1,4 +1,18 @@
+<% if(filters.bootstrap) { %>
 /**
+ * Bootstrap Fonts
+ */
+
+@font-face {
+    font-family: 'Glyphicons Halflings';
+    src: url('../bower_components/bootstrap/fonts/glyphicons-halflings-regular.eot');
+    src: url('../bower_components/bootstrap/fonts/glyphicons-halflings-regular.eot?#iefix') format('embedded-opentype'),
+    url('../bower_components/bootstrap/fonts/glyphicons-halflings-regular.woff') format('woff'),
+    url('../bower_components/bootstrap/fonts/glyphicons-halflings-regular.ttf') format('truetype'),
+    url('../bower_components/bootstrap/fonts/glyphicons-halflings-regular.svg#glyphicons_halflingsregular') format('svg');
+}
+
+<% } %>/**
  * App-wide Styles
  */