Rescaled the edges based on hdfs_written.
Added some comments.
Tweak the table text: "10 mins, 53 sec" -> "10m 53s".
Fixes based on the review.
Removed unnecessary commas.
Merge pull request #99 from lbendig/ambrose-hive

Show elapsed time support for Ambrose-Hive
Reset the view to rescale edges after each update.
Modified event.json to demo vector scaling change.
Factored out the function for rescale edges.
Modified the event.json data to make the vector rescaling look better since changed the max width to 16px.
Merge pull request #97 from gzhangT/vector-scaling

Vector Scaling Based on hdfsBytesWritten
Speed up the progress by moving all the PPNL calls to a separate thread.
Created an interface to set JobClient and JobGraph for async PPNL.
Refactored and removed unused code.
Merge pull request #100 from gzhangT/master

Speed up the progress by moving all the PPNL calls to a separate thread.
Create a popover to infromation at each node using Twitter Boostrap Popover.
Merge branch 'master' of https://github.com/twitter/ambrose into popover
Refactored the body and title generation into new methods.
Refacotred some methods and slightly changed the UI a bit.
Edited the body of the popover and refactored some methods.
Editted the popover UI.