mixin calc is no longer necessary

Author: Pascal Alferink

sass/base/mixins.scss

@@ -24,16 +24,6 @@
 	opacity: $params * 0.01;
 }
 
-/*
-* Calc
-*/
-@mixin calc($property, $expression) {
-  #{$property}: -moz-calc(#{$expression});
-  #{$property}: -webkit-calc(#{$expression});
-  #{$property}: calc(#{$expression});
-}
-
-
 /*
 * Generic transform
 */