[pig] Initial commit
[pig] First round of beautification of the app
[pig] Fix autocomplete

Now you can enable it with shift+space
[pig] Reintroduced logs on the running script
[pig] Various UX improvements

Link Pig script to running job on the Dashboard
Show snippet of the script
Fix log retrieval from Oozie
Move the tabs
[pig] Decouple view from API

Load script from history
Save unsaved script into history ala Beeswax
Add icons