added update value to database and api result
Merge remote-tracking branch 'origin/dev' into dev

Conflicts:
	model/TaskModel.class.php
	smartgrid.sql
added getAllAppliances since it was removed...
Merge remote-tracking branch 'origin/dev' into dev
Merge remote-tracking branch 'origin/dev' into dev
Merge remote-tracking branch 'origin/dev' into dev
Added route to get all appliances of specific type