Issue #26
Added global field list service for use in panel editor type ahead
Merge pull request #30 from rashidkpc/master

Global field list
Updated elastic.js, improved error text on table
Improved error display in histogram and table
Merge pull request #31 from rashidkpc/master

Better errors
prettied up histogram hover, added line width options, fixed excessive refresh on string query
Lots of visual tweaks, added bar chart options to hit panel
Merge pull request #33 from rashidkpc/master

More prettiness, and a bar chart for the hits panel
Fixed rerender on panel save, only applied to time picker now, removed debug statement from hits panel
Clean up panel editors, fix render on panel height change
Merge pull request #34 from rashidkpc/master

Cleanup
Prettied up hover and legends
Merge pull request #35 from rashidkpc/master

pie and histogram cleanup
Removed loops to build legend, replaced by adding plot to scope
Initial base for bullseye feature
Initial base for orthographic
Fix bug where key listeners would die if >1 graph present
Remove temp default
Big refactor, moving initialization code to own function, so that multiple graphs play nice together