add tooltip, but not hooked up to def yet
Merge branch 'master' into andy
Merge branch 'master' into andy
Merge pull request #45 from Eye-Static/zach

Zach
add word definition popup
Merge branch 'master' into andy
Merge pull request #46 from Eye-Static/andy

definition pop up
perpendicular word scoring.  all scoring now works.
Merge branch 'master' into zach