Test auto-scaling for neutron

Test does the following:
1. Creates an instances with LoadBalancer
2. Increased desired capacity
3. Check that LB resources has been increased
Test replaces test_neutron_autoscaling unittest.
Part of blueprint decouple-nested.

Change-Id: I3b4924bfe3e427ffc77b23e0a3b6b08accfa39eb
2 files changed
tree: 44f390e076883e0e7f069ad1e3e0148a2b1283d2
  1. common/
  2. functional/
  3. scenario/