Change name of notification from demandstat/statechange to demand/controlstat.
Change name of notification from demandstat/statechange to demand/controlstat.

Change name of get method to getControlState.

Signed-off-by: Jon Seymour <44f878afe53efc66b76772bd845eb65944ed8232@wildducktheories.com>

ninjasphere/app-ac-pane,ninjasphere/app-ac-pane