Fixes #6763 - Correctly choose autocomplete search scope for taxonomies depenant on controller
Fixes #7344 - ignore saving errors during fact parsing
templates - sync from community-templates
Fixes #3840 - Removes unused Signo related code
fixes #7253 - change nil admin field on users to false, matches usergroups

When the admin field was nil, admin_changed? in user model validations can
evaluate to true if the field changed from nil to false.
fixes #3105 - use untranslated string for PuppetCA state filter
fixes #4375: provisioning no longer loops when using oVirt + compute profile
Fixes #3848, #3309: Support deep merging of hash and array structures in smart class parameters

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