Created Issue: Error when opening jade file [616]

VS 2013

I drag & drop "Nodejs\Tests\TestData\Jade\001.jade" from explorer to VS, and got a message that an error was added to activitylog.xml, which looks like this:

```
System.NullReferenceException: Object reference not set to an instance of an object.
 at Microsoft.NodejsTools.Jade.IdleTimeAsyncTask.ConnectToIdle()
 at Microsoft.NodejsTools.Jade.IdleTimeAsyncTask.DoTaskOnIdle(Int32 msDelay)
 at Microsoft.NodejsTools.Jade.OutlineRegionBuilder..ctor(ITextBuffer textBuffer)
 at Microsoft.NodejsTools.Jade.IndentBasedOutlineRegionBuilder..ctor(ITextBuffer textBuffer)
 at Microsoft.NodejsTools.Jade.JadeOutliningTagger..ctor(ITextBuffer textBuffer)
 at Microsoft.NodejsTools.Jade.JadeOutliningTaggerProvider.CreateTagger[T](ITextBuffer buffer)
 at Microsoft.VisualStudio.Text.Tagging.Implementation.TagAggregator`1.GatherTaggers(ITextBuffer textBuffer)```