This allows buttons to have different labels and tooltips. Change-Id: Icbc3fe5f3b4db8a2e6b7177c21341f2df3520f19
UI rewrite, toolbars, menus, UNO stuff, including accelerators and interaction, etc. See also: [http://wiki.openoffice.org/wiki/Framework] Notable files: [git:framework/source/services/backingwindow.hxx] Layout of the Startcenter buttons and the corresponding event handler.