Disable provisioning for multihost installations

Moved dirty hack of provisioning defaults to appropriate place.
Modified provisioning parameter groups so they are disabled
for multihost installations

Fixes: rhbz#bug1080369
Change-Id: I563db1c14e79ef639280f02360b0d5a5d119b70a
(cherry picked from commit c39a37076c4bfc404e215849e312b737fc58e6d4)
Merge "Disable provisioning for multihost installations" into havana