Fixes #844 #5725 - correct hosts count in puppetclass

Fixes #6974 - Hitting Cancel button on New Org > Manually Assign goes to 404

Fixes #8337 - reworded oVirt template help text

Fixes #7462 - new UI for network interfaces

refs #746 - hosts stylesheet is part of app.css, not standalone

fixes #7586, #7734, #7172 - user preferences for receiving mail notifications

Adds a framework for user-selectable mail notifications. The work is
still done in ActionMailer classes and launch by rake in cron, however a
wrapper called MailNotification is used to provide RBAC and make the...

refs #3260 - add label for default value tickbox to match overrides

refs #3260 - extract string, fix inconsistent capitalisation

Fixes #3260- Allows puppet to manage value of smart class parameter that can be overrided

fixes #8133 - update audit diff view to match changes in cafa947