CSS: Fonts Path: editable $font-path via sass/variables.scss

Add a variable to build CSS with another path for the fonts
import added in  ``sass/converse.scss`` : Undefined variable $font-path
with ``make css``

docs/CHANGES.rst

@@ -14,6 +14,7 @@ Changelog
 * CSS fix: position and width of the div #conversejs [thierrytiti]
 * CSS fix: room-info bug on hover after room description loaded [thierrytiti]
 * I18N: Autodetection of User Locale if no i18n setting is set. [thierrytiti]
+* CSS: Fonts Path: editabable $font-path via sass/variables.scss [thierrytiti]
 
 0.9.3 (2015-05-01)
 ------------------

sass/converse.scss

@@ -8,10 +8,12 @@
 
 @import "../ruby/1.9.1/gems/bourbon-4.2.1/app/assets/stylesheets/_bourbon";
 
+@import "variables";
+
 @font-face {
   font-family: 'Converse-js';
-  src: url('../fonticons/fonts/icomoon.eot?-mnoxh0');
-  src: url('../fonticons/fonts/icomoon.eot?#iefix-mnoxh0') format("embedded-opentype"), url('../fonticons/fonts/icomoon.woff?-mnoxh0') format("woff"), url('../fonticons/fonts/icomoon.ttf?-mnoxh0') format("truetype"), url('../fonticons/fonts/icomoon.svg?-mnoxh0#icomoon') format("svg");
+  src: url($font-path + 'icomoon.eot?-mnoxh0');
+  src: url($font-path + 'icomoon.eot?#iefix-mnoxh0') format("embedded-opentype"), url($font-path + 'icomoon.woff?-mnoxh0') format("woff"), url($font-path + 'icomoon.ttf?-mnoxh0') format("truetype"), url($font-path + 'icomoon.svg?-mnoxh0#icomoon') format("svg");
   font-weight: normal;
   font-style: normal;
 }

sass/variables.scss

@@ -37,3 +37,4 @@
   $mobile-chat-width: 100%;
   $mobile-chat-height: 400px;
 
+  $font-path: "../fonticons/fonts/";