CLOUDSTACK-4916: Fixing the issue with DB HA when there are more than 2 db nodes (Issue was mysql DriverManager was returning salve db nodes on random basis which was causing issue)

Signed-off-by: Abhinandan Prateek <aprateek@apache.org>
CLOUDSTACK-4498 Do not reserve memory and cpu for vmware VMs, if
the vmware.reserve.cpu and vmware.reserve.mem are set to false while not over committing.

Signed-off-by: Jayapal <jayapal@apache.org>
Fixed the tests related to network acl
Added a temp sleep fix for vm start command

Added a temporary time sleep fix post a restart command. Applies to 4.2,master,4.3
Note: Has to clean other things as well and will do more cleaner way of handling things.