ENH: Integrated new vistools widgets into VisTrails
ENH: Refactored vistrails modules to include namespaces
ENH: intermediate commit at end of work day
MNT: Intermediate commit
MNT: Fixed import issues
STY : minor PEP8 white space
STY : removed space in file name
MNT : refactored how local imports are done

 - imports can now gracefully fail
ENH : add a new menu to vistrails
CLN : removed rouge pass
Merge pull request #1 from tacaswell/origin-new_widget_integration

Origin new widget integration
Merge pull request #1 from ericdill/new_widget_integration

New widget integration