Performance testcases.
adding to mainline branch of get compute node by vn
passing the flavor while launching the VM and corrected the script error
Should expect control_data ip for bgp peer.
1.	Removing activate venv in contrail-test/scripts/scale/control-node/params.ini
2.	Dynamic dict removal in contrail-test/fixtures/webui_test.py
3.	Subprocess.check_output not available in python 2.6 so monkey patched from http://stackoverflow.com/questions/4814970/subprocess-check-output-doesnt-seem-to-exist-python-2-6-5
In contrail-test/scripts/contrail_test_init.py
Merge pull request #386 from Juniper/arvindv_centos_followup

1.	Removing activate venv in contrail-test/scripts/scale/control-node/pa...
Initialize self.local_ip to False, to avoid 'VMFixture' object has no attribute 'local_ip' exception
Merge pull request #389 from rombie/master_2

Initialize self.local_ip to False, to avoid 'VMFixture' object has no at...
boot vms with fixed ips
Merge pull request #391 from krharsh/master

boot vms with fixed ips
fix variable name
Merge pull request #385 from Juniper/ijohnson_test_fix

Should expect control_data ip for bgp peer.
Fixed webui sanity failure issues
Fixed webui sanity failure issues
Fixed webui sanity failure issues
Fixed webui sanity failure issue
fix changes went in optimising resource usage
use ipam while creating subnet
Merge pull request #400 from shettyp/master

use ipam while creating subnet
Webui sanity: Fixed policy creation issue