Switchable the main branch on network graph

app/views/projects/graph.html.haml

@@ -1,17 +0,0 @@
-%h3.page_title Project Network Graph
-%br
-
-.graph_holder
-  %h4
-    %small You can move around the graph by using the arrow keys.
-  #holder.graph
-    .loading.loading-gray
-
-:javascript
-  var branch_graph;
-  $(function(){
-    branch_graph = new BranchGraph($("#holder"), {
-      url: '#{url_for controller: 'projects', action: 'graph', format: :json}',
-      commit_url: '#{project_commit_path(@project, 'ae45ca32').gsub("ae45ca32", "%s")}'
-    });
-  });