Fix not showing tooltip on network graph

vendor/assets/javascripts/branch-graph.js

@@ -65,15 +65,15 @@
   BranchGraph.prototype.buildGraph = function(){
     var graphWidth = $(this.element).width()
-      , ch = this.mspace * 20 + 20
-      , cw = Math.max(graphWidth, this.mtime * 20 + 20)
+      , ch = this.mspace * 20 + 100
+      , cw = Math.max(graphWidth, this.mtime * 20 + 260)
       , r = Raphael(this.element.get(0), cw, ch)
       , top = r.set()
       , cuday = 0
       , cumonth = ""
       , offsetX = 20
       , offsetY = 60
-      , barWidth = Math.max(graphWidth, this.dayCount * 20 + 80);
+      , barWidth = Math.max(graphWidth, this.dayCount * 20 + 320);
     
     this.raphael = r;