Add upload_import_file and review_import actions to MiqAeToolsController
Add granular automate import functionality
Address PR comments and issues

- Remove duplicate domains in drop down list
- Allow for importing second level namespaces
- Do not allow imports to read-only domains
- Add statistics to successful import message
- Add select all checkbox for import
- Do not allow importing without selecting any namespaces
- Destroy dynatree when back button is clicked to prevent stale data
- Add javascript namespace
Replace form image buttons with actual buttons
Merge pull request #414 from eclarizio/automate_granular_import_export

Automate granular import