Changes: MNavigationBar cleans up MToolBar dynamic property when toolbar is removed from navbar.
Changes: MNavigationBar cleans up MToolBar dynamic property when toolbar is removed from navbar.

RevBy: Dominik Kapusta
Details: MNavigationBar should cleanup toolBar property "buttonAlignment"
when toolBar is removed from MNavigationBar.

nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch