Add documentation for adding a permission to a role
Add documentation for adding a permission to a role

onedanshow/challah,jamesbarnett/challah,jdtornow/challah,onedanshow/challah,willcosgrove/challah,jamesbarnett/challah,thewatts/challah,jdtornow/challah,jdtornow/challah,willcosgrove/challah,thewatts/challah