Remove unused :disable-scroll angular directive

app/assets/javascripts/darkswarm/directives/disable_scroll.js.coffee

@@ -1,10 +0,0 @@
-angular.module('Darkswarm').directive "ofnDisableScroll", ()->
-  # Stops scrolling from incrementing or decrementing input value
-  # Useful for number inputs
-  restrict: 'A'
-  link: (scope, element, attrs)->
-    element.bind 'focus', ->
-      element.bind 'mousewheel', (e)->
-        e.preventDefault()
-    element.bind 'blur', ->
-      element.unbind 'mousewheel'