Fixed integration tests
Fixed integration tests

Summary:
Fixed integration test for Traffic Manager, Resource Tag and Application Gateway
Created start and stop request for application gateway.

Test Plan: N/A

Subscribers: omair.sajid

Differential Revision: http://phabricator.confiz.com/D8206

bilal-naeem-confiz/fog-azure-rm,fog/fog-azure-rm,fog/fog-azure-rm,bilal-naeem-confiz/fog-azure-rm,vishrutshah/fog-azure-rm,vishrutshah/fog-azure-rm