Bug#75 fix - Making sure controller is nulled out of rbl_viewController.
Fixing code format to follow github's coding convention.
Fixing coding standard: tab instead of space and curly brace on same line.
Fixing space to tab for ivar
Changing currentView to property and making it strong reference
changing dealloc to not use self.view. This prevents view from getting created inside dealloc.
Merge pull request #85 from anozaki/bug-75-fix

Controller/View life cycle fix.