This is admin only operation. The load monitoring of function execution
depends on the monitoring solution of underlying orchestrator.
Implements: blueprint qingling-autoscaling
Change-Id: I2eff62a45a718d230b51f18c5a49e0abea5f3164
1) Update doc links according to OpenStack document migration
2) Use https instead of http for docs links
Change-Id: I7138f4fa1c519f9916aacc1e029e684917098fff