Revert "Support for greater than 100 VMs in RHEVM environment"

This reverts commit 85efab0ae30b96b8f61728d9819bac145af48250.
Revert "Add test_cap_n_u.py test"

This reverts commit eff646550c35c9f72f9fa4bd95b51b370433599d.
Support for greater than 100 VMs in RHEVM environment