implement laststatus option
Implement C_g
Merge pull request #309 from pebble8888/cursorpos

Implement C_g
Merge branch 'master' of github.com:JugglerShu/XVim
Merge pull request #308 from pebble8888/laststatus

implement laststatus option
Merge commit '833c8' into refactoring

* commit '833c8':
  Implement C_g
  implement laststatus option

Conflicts:
	XVim/XVimNormalEvaluator.m
	XVim/XVimWindow.m
Fix C_g handler to fit into new architecture of XVim