* Split the importer module out from the installer module
* Cleanup of unused imports
* Move updater into separate module #453
* Remove unused imports/formatting
* Disable the install and importer modules at the end of the setup
* Unused imports; update IJ style
* test explicit stage for php+mysql
* add more to matrix
* Add different MariaDB versions
* undo
* Refactor and add importer to Installer module #443
* Refactor for finances to use in import
* Import groups into roles
* Formatting
* Formatting
* Add interface in installer for import
* Notes about importing
* Check for installer folder
* Formatting
* Fix pirep->user mapping
* Unused import
* Formatting
* Refactor notifications to allow easier plugins
* Notification refactoring
* Formatting
* Move news to NewsService; cleanup of events
* More refactoring; added send email out for news item and the template
* Formatting
* Formatting
