fixes #5038 - remove empty label causing template edit box indentation

fixes #5490 - ambiguous column in taxonomix pluck on Rails 3.2.8

fixes #5241 - Add support for external user groups.

fixes #5132 URL doesn't update correctly after creating a new host

i18n - extracting new, updating rails, pulling from tx

templates - sync from community-templates

fixes #5450 - add realm to params for 1.4-compatible use in templates

fixes #5132 hang when provisioning on ovirt 3.4

fixes #5470 vm state doesn't load on show page after redirect from new host

fixes #5453 - ensure all VMware compute attribute keys are symbolized