* Moves transform to MongoTransform
- Adds ACL query injection in MongoTransform
* Removes adaptiveCollection from DatabaseController
- All collections manipulations are now handled by a DBController
- Adds optional flags to configure an unsafe databaseController for direct
access
- Adds ability to configure RestWrite with multiple writes
- Moves some transfirmations to MongoTransform as they output specific code
* Renames Unsafe to WithoutValidation
- Drops mailController, centralized in UserController
- Adds views folder for change_password
- Improves PromiseRouter to support text results
- Improves PromiseRouter to support empty responses for redirects
- Adds options to AdaptableController
- UsersController gracefully fails when no adapter is set
- Refactors GlobalConfig into same style for Routers
