capture more data and add summary tooltips
use atom bootstrap tooltips
Merge branch 'master' into feature/add_summary_tooltips

Conflicts:
	lib/views/blame-line-view.coffee
use setTooltip for summary msgs
fix js style for vars; wrt PR#21
Merge branch 'master' into feature/add_summary_tooltips
Merge pull request #21 from KylePDavis/feature/add_summary_tooltips

Add summary tooltips