Fixing IE7 compatibility issues

src/view-flot-graph.js

@@ -201,7 +201,7 @@ my.FlotGraph = Backbone.View.extend({
           points: { show: true },
           lines: { show: true }
         },
-        grid: { hoverable: true, clickable: true },
+        grid: { hoverable: true, clickable: true }
       }
       , bars: {
         series: {

src/view-grid.js

@@ -211,7 +211,7 @@ my.DataGrid = Backbone.View.extend({
       var newView = new my.DataGridRow({
           model: doc,
           el: tr,
-          fields: self.fields,
+          fields: self.fields
         },
         self.options
         );