Code style fixes

Add extra space around operator == to improve readability.
Avoid db_sync run on SUSE

Our init scripts already run it properly at the right
point in time. No need to interfere with that.
using tenant name, user name and password for creating ec2
Merge pull request #153 from dirkmueller/release/roxy/master

using tenant name, user name and password for creating ec2
Merge pull request #139 from dirkmueller/restart_keystone

Do not run db_sync on SUSE