Removed rogue CNLog statement.
Updated .gitignore for Xcode related files.
Enable keydown interception in grid view.
Fix crash when user mouse drags in scroll bar area and auto hiding of scrollbars is turned on in general system preferences.
The real fix for handling selection of items.  This fixes issue when starting selection in the last row if it was not full and starting selection in scrollbar area.
Added selectItemsWithBlock method.  Fixed remembering selections.  Changed selection behavior.
Merge branch 'master' of git://github.com/dbainbridge/CNGridView into dbainbridge-master

Conflicts:
	.gitignore
Changed: merge of dbainbridge-master
hanged: cleanup & testing before merging pull-request
Merge branch 'dbainbridge-master'

Conflicts:
	Example/CNGridView Example.xcodeproj/project.xcworkspace/xcuserdata/phranck.xcuserdatad/UserInterfaceState.xcuserstate