can specify grain ids for fit-grains to refine
Merge pull request #78 from ddale/refine-grainid

can specify grain ids for fit-grains to refine
indexing error in fit-grains
save/restore qt gui state
adds tooltips for qt gui
connects wavelength and energy gui widgets
adds tool tips for qt gui
begin work on context menus
adds 'clean' option to fit-grains cli
Merge branch 'master' of https://github.com/praxes/hexrd

Merge Darren's recent changes with mine