added new user test functions for multiple clouds e.g. india-essex and sierra grizzly. fab test.start:compute,get_users_all will return user information from all active clouds
added new user test functions for multiple clouds e.g. india-essex and sierra grizzly. fab test.start:compute,get_users_all will return user information from all active clouds

rajpushkar83/cloudmesh,rajpushkar83/cloudmesh,rajpushkar83/cloudmesh,rajpushkar83/cloudmesh,rajpushkar83/cloudmesh,rajpushkar83/cloudmesh,rajpushkar83/cloudmesh