XUITableViewController is back to subclassing UITableViewController
XUITextView is now subclassing UIViewController

Signed-off-by: Felix Gabel <felix.gabel@me.com>
XUITextView with syntax highlighting added

Signed-off-by: Felix Gabel <felix.gabel@me.com>
XUITextView import added to XUIKit.h

Signed-off-by: Felix Gabel <felix.gabel@me.com>
Syntax highlighting added to XUITextStorage

Signed-off-by: Felix Gabel <felix.gabel@me.com>
Merge branch 'refs/heads/develop'