Install.d hooks are already root, we don't need plain sudo there. Change-Id: I69747049b2f5f649eb503a24487bbb3a4151ae21
Flavour is overloaded in openstack due to it being used by nova. Element seems to have the same feeling of combinability without using a term already in active use in the openstack community. Change-Id: Ia4c028d4062a8f69c66665821c94dd4bcdf06031