Changes

* Implementation of bio_displayflag* Being done by Stephen Brooks* Status: WIP

* Implementation of bio_edit* Being done by Dmitry Artemenko* Status: WIP. Most key handlers are implemented/improved, some bugs needs to be fixed.

* Implementation of bio_displayMenuItem* Being done by Ronito Salamanca* Status: WIP

* Implementation of bio_menuItem* Being by Shavar Cox* Status: WIP