Implement C_g
Merge pull request #309 from pebble8888/cursorpos

Implement C_g
Merge branch 'master' of github.com:JugglerShu/XVim
Merge commit 'e5cf' into refactoring

* commit 'e5cf':
  Implement C_g

Conflicts:
	XVim/XVimNormalEvaluator.m
	XVim/XVimWindow.m