Define role and membership methods for DeviceOwner.
Define role and membership methods for DeviceOwner.

aronasorman/kolibri,jamalex/kolibri,jayoshih/kolibri,ralphiee22/kolibri,jonboiser/kolibri,jamalex/kolibri,rtibbles/kolibri,jonboiser/kolibri,jtamiace/kolibri,66eli77/kolibri,learningequality/kolibri,MCGallaspy/kolibri,MCGallaspy/kolibri,lyw07/kolibri,rtibbles/kolibri,indirectlylit/kolibri,MingDai/kolibri,jayoshih/kolibri,rtibbles/kolibri,66eli77/kolibri,whitzhu/kolibri,rtibbles/kolibri,benjaoming/kolibri,MingDai/kolibri,jamalex/kolibri,mrpau/kolibri,lyw07/kolibri,christianmemije/kolibri,jtamiace/kolibri,MingDai/kolibri,benjaoming/kolibri,DXCanas/kolibri,ralphiee22/kolibri,jayoshih/kolibri,DXCanas/kolibri,whitzhu/kolibri,ralphiee22/kolibri,jamalex/kolibri,66eli77/kolibri,jayoshih/kolibri,learningequality/kolibri,mrpau/kolibri,DXCanas/kolibri,learningequality/kolibri,indirectlylit/kolibri,mrpau/kolibri,ralphiee22/kolibri,MCGallaspy/kolibri,learningequality/kolibri,jonboiser/kolibri,christianmemije/kolibri,whitzhu/kolibri,66eli77/kolibri,jonboiser/kolibri,lyw07/kolibri,jtamiace/kolibri,benjaoming/kolibri,DXCanas/kolibri,aronasorman/kolibri,jtamiace/kolibri,MingDai/kolibri,aronasorman/kolibri,benjaoming/kolibri,indirectlylit/kolibri,aronasorman/kolibri,whitzhu/kolibri,lyw07/kolibri,indirectlylit/kolibri,christianmemije/kolibri,mrpau/kolibri,christianmemije/kolibri