Updated to Font Awesome 4.0.1.

This commit breaks the site's icons!!
* Removed IE7 CSS as it's not supported anymore.
* Updated related FA files.

Author: TheSeg

_includes/head.html

@@ -5,9 +5,6 @@
   <!-- Style -->
   <link href="{{site.baseurl}}css/theme-{{page.layout}}.css" rel="stylesheet" media="all">
   <link href="{{site.baseurl}}css/font-awesome.min.css" rel="stylesheet" media="all">
-  <!--[if IE 7]>
-    <link href="{{site.baseurl}}css/font-awesome-ie7.min.css" rel="stylesheet">
-  <![endif]-->
   <!-- Social Media Info -->
   <link rel="publisher" href="https://plus.google.com/113283982336373378707/">
   <meta property="fb:app_id" content="186868218136403">

bower.json

@@ -10,7 +10,7 @@
     },
     "dependencies": {
         "jquery": "latest",
-        "font-awesome": "3.2.1",
+        "font-awesome": "~= 4.0.1",
         "holderjs": "latest",
         "html5shiv": "latest",
         "bootstrap": ">= 3.0.1",