Replace make CrunchLine & CrunchDev equivalent

* allow CrunchDev to find variables above your selection like crunch
  even for visual block

also:
* fixed the operator so it correctly works for $ motion and others
* simplified the g== operator declaration
Fix dropbox path to crunch
Duplicate Crunch line tests for text obj
Merge branch 'Dev' of https://github.com/arecarn/crunch into Dev

Conflicts:
	autoload/crunch.vim