grunt dist on spacing change

dist/js/bootstrap.js

@@ -1526,7 +1526,7 @@ if (!jQuery) { throw new Error("Bootstrap requires jQuery") }
             o.content)
   }
 
-  Popover.prototype.arrow =function () {
+  Popover.prototype.arrow = function () {
     return this.$arrow = this.$arrow || this.tip().find('.arrow')
   }