Add OpenContrail support to devCloud environment

Signed-off-by: Daan Hoogland <daan@onecht.net>
- Created new devcloud advanced networking config file (devcloud-advanced_juniper-contrail.cfg). - Modification to deployDataCenter script, to enable "JuniperContrailRouter" & "JuniperContrailVpcRouter" providers.

Signed-off-by: Daan Hoogland <daan@onecht.net>
Revert "Add OpenContrail support to devCloud environment"

This reverts commit 5c2ddb24886a6698492acfc418b7408d4511d3c8.