Move build artifacts javascripts into separate file

app/assets/javascripts/build_artifacts.js.coffee

+class @BuildArtifacts
+  constructor: () ->
+    @disablePropagation()
+    @setupEntryClick()
+
+  disablePropagation: ->
+    $('.top-block').on 'click', '.download',  (e) ->
+      e.stopPropagation()
+    $('.tree-holder').on 'click', 'tr[data-link] a', (e) ->
+      e.stopImmediatePropagation()
+
+  setupEntryClick: ->
+    $('.tree-holder').on 'click', 'tr[data-link]', (e) ->
+      window.location = @dataset.link

app/assets/javascripts/dispatcher.js.coffee

@@ -100,6 +100,8 @@ class Dispatcher
         shortcut_handler = true
       when 'projects:forks:new'
         new ProjectFork()
+      when 'projects:artifacts:browse'
+        new BuildArtifacts()
       when 'users:show'
         new User()
         new Activities()

app/views/projects/artifacts/browse.html.haml

@@ -20,16 +20,3 @@
 
 - if @entry.empty?
   .center Empty
-
-:javascript
-  $('.top-block').on('click', '.download', function(e) {
-    e.stopPropagation();
-  });
-
-  $('.tree-holder').on('click', 'tr[data-link] a', function(e) {
-    e.stopImmediatePropagation();
-  });
-
-  $('.tree-holder').on('click', 'tr[data-link]', function(e) {
-    window.location = this.dataset.link;
-  });