Fix FontAwesome fonts in Firefox

Summary: Fixes T7983. Moves FontAwesome to only affect the :before attribute, which all icons are based on.

Test Plan: Tested Chrome, Safari, Firefox on Mac. Chrome, Firefox, IE on Windows.

Reviewers: btrahan, epriestley

Reviewed By: epriestley

Subscribers: Korvin, epriestley

Maniphest Tasks: T7983

Differential Revision: https://secure.phabricator.com/D12635

resources/celerity/map.php

@@ -7,7 +7,7 @@
  */
 return array(
   'names' => array(
-    'core.pkg.css' => '8ff1e850',
+    'core.pkg.css' => 'fa185729',
     'core.pkg.js' => '59d01bb7',
     'darkconsole.pkg.js' => 'e7393ebb',
     'differential.pkg.css' => '3500921f',
@@ -112,7 +112,7 @@ return array(
     'rsrc/css/core/syntax.css' => '56c1ba38',
     'rsrc/css/core/z-index.css' => '5a2b9d9d',
     'rsrc/css/diviner/diviner-shared.css' => '38813222',
-    'rsrc/css/font/font-awesome.css' => 'ae9a7b4d',
+    'rsrc/css/font/font-awesome.css' => 'e2e712fe',
     'rsrc/css/font/font-source-sans-pro.css' => '8906c07b',
     'rsrc/css/font/phui-font-icon-base.css' => '3dad2ae3',
     'rsrc/css/layout/phabricator-filetree-view.css' => 'fccf9f82',
@@ -538,7 +538,7 @@ return array(
     'diffusion-readme-css' => '2106ea08',
     'diffusion-source-css' => '66fdf661',
     'diviner-shared-css' => '38813222',
-    'font-fontawesome' => 'ae9a7b4d',
+    'font-fontawesome' => 'e2e712fe',
     'font-source-sans-pro' => '8906c07b',
     'global-drag-and-drop-css' => '697324ad',
     'harbormaster-css' => '49d64eb4',

webroot/rsrc/css/font/font-awesome.css

@@ -15,7 +15,7 @@
   font-weight: normal;
   font-style: normal;
 }
-.phui-font-fa {
+.phui-font-fa:before {
   font-family: FontAwesome;
 }
 /* makes the font 33% larger relative to the icon container */