fixes #7560 - add :required => true on host fields that have conditional validation if host.managed?

fixes #4386 - gem friendly_id to simplify find by id, name, label, etc

Fixes #7393 - searching users by role_id not supported

Fixes #7591 - changed Sign out to Log out to fix inconsistent terminology around Login vs Sign Out

refs #2127 - instantiate exception and pass i18n arg correctly

Fixes #7491 - moved default org and default location to same tab as org/loc selection

fixes #2127: added support for root password hashing other than MD5

Fixes #7592 - flipped the order of logged-in user menu

Fixes #7639 - Remove tooltip for storage/network sections in Edit Compute Profile

fixes #5811 - Validates emails to RFC 5322 specification