adding stack exchange icon

css/font-awesome.css

@@ -1278,7 +1278,7 @@
 .fa-icon-dropbox:before {
   content: "\f16b";
 }
-.fa-icon-stackoverflow:before {
+.fa-icon-stack-overflow:before {
   content: "\f16c";
 }
 .fa-icon-instagram:before {
@@ -1371,3 +1371,6 @@
 .fa-icon-pagelines:before {
   content: "\f18c";
 }
+.fa-icon-stack-exchange:before {
+  content: "\f18d";
+}

css/font-awesome.min.css

@@ -355,7 +355,7 @@
 .fa-icon-xing-sign:before{content:"\f169";}
 .fa-icon-youtube-play:before{content:"\f16a";}
 .fa-icon-dropbox:before{content:"\f16b";}
-.fa-icon-stackoverflow:before{content:"\f16c";}
+.fa-icon-stack-overflow:before{content:"\f16c";}
 .fa-icon-instagram:before{content:"\f16d";}
 .fa-icon-flickr:before{content:"\f16e";}
 .fa-icon-adn:before{content:"\f170";}
@@ -386,3 +386,4 @@
 .fa-icon-weibo:before{content:"\f18a";}
 .fa-icon-renren:before{content:"\f18b";}
 .fa-icon-pagelines:before{content:"\f18c";}
+.fa-icon-stack-exchange:before{content:"\f18d";}

less/icons.less

@@ -363,7 +363,7 @@
 .fa-icon-xing-sign:before { content: @xing-sign; }
 .fa-icon-youtube-play:before { content: @youtube-play; }
 .fa-icon-dropbox:before { content: @dropbox; }
-.fa-icon-stackoverflow:before { content: @stackoverflow; }
+.fa-icon-stack-overflow:before { content: @stack-overflow; }
 .fa-icon-instagram:before { content: @instagram; }
 .fa-icon-flickr:before { content: @flickr; }
 .fa-icon-adn:before { content: @adn; }
@@ -394,3 +394,4 @@
 .fa-icon-weibo:before { content: @weibo; }
 .fa-icon-renren:before { content: @renren; }
 .fa-icon-pagelines:before { content: @pagelines; }
+.fa-icon-stack-exchange:before { content: @stack-exchange; }

less/variables.less

@@ -341,7 +341,7 @@
 @xing-sign: "\f169";
 @youtube-play: "\f16a";
 @dropbox: "\f16b";
-@stackoverflow: "\f16c";
+@stack-overflow: "\f16c";
 @instagram: "\f16d";
 @flickr: "\f16e";
 @adn: "\f170";
@@ -372,4 +372,5 @@
 @weibo: "\f18a";
 @renren: "\f18b";
 @pagelines: "\f18c";
+@stack-exchange: "\f18d";
 

scss/_icons.scss

@@ -363,7 +363,7 @@
 .icon-xing-sign:before { content: $xing-sign; }
 .icon-youtube-play:before { content: $youtube-play; }
 .icon-dropbox:before { content: $dropbox; }
-.icon-stackoverflow:before { content: $stackoverflow; }
+.icon-stack-overflow:before { content: $stack-overflow; }
 .icon-instagram:before { content: $instagram; }
 .icon-flickr:before { content: $flickr; }
 .icon-adn:before { content: $adn; }
@@ -394,3 +394,4 @@
 .icon-weibo:before { content: $weibo; }
 .icon-renren:before { content: $renren; }
 .icon-pagelines:before { content: $pagelines; }
+.icon-stack-exchange:before { content: $stack-exchange; }

scss/_variables.scss

@@ -672,7 +672,7 @@ $youtube-play: "\f16a";
 
 $dropbox: "\f16b";
 
-$stackoverflow: "\f16c";
+$stack-overflow: "\f16c";
 
 $instagram: "\f16d";
 
@@ -734,3 +734,5 @@ $renren: "\f18b";
 
 $pagelines: "\f18c";
 
+$stack-exchange: "\f18d";
+

src/icons.yml

@@ -2405,7 +2405,7 @@ icons:
       - Brand Icons
 
   - name:       Stack Overflow
-    id:         stackoverflow
+    id:         stack-overflow
     unicode:    f16c
     created:    3.2
     categories:
@@ -2622,3 +2622,10 @@ icons:
     created:    4.0
     categories:
       - Brand Icons
+
+  - name:       Stack Exchange
+    id:         stack-exchange
+    unicode:    f18d
+    created:    4.0
+    categories:
+      - Brand Icons