Add ability to display icon in app bar
Add ability to display icon in app bar


jonboiser/kolibri,jonboiser/kolibri,lyw07/kolibri,indirectlylit/kolibri,christianmemije/kolibri,mrpau/kolibri,benjaoming/kolibri,mrpau/kolibri,indirectlylit/kolibri,DXCanas/kolibri,benjaoming/kolibri,DXCanas/kolibri,benjaoming/kolibri,lyw07/kolibri,mrpau/kolibri,benjaoming/kolibri,mrpau/kolibri,learningequality/kolibri,indirectlylit/kolibri,learningequality/kolibri,jonboiser/kolibri,learningequality/kolibri,lyw07/kolibri,christianmemije/kolibri,christianmemije/kolibri,christianmemije/kolibri,DXCanas/kolibri,jonboiser/kolibri,lyw07/kolibri,DXCanas/kolibri,indirectlylit/kolibri,learningequality/kolibri