* Update the API to support authenticators and session token
* Add a function to clean sessions
* Make the API fit in better with actions map
* Minor changes on test namespace
* Modify global configuration in the actions map
* Implement getter/setter for global and action configuration
* Implement quickly authenticators classes and add a todo LDAP authenticator
* Implement an actions map signals system and add some signals
* Add a Moulinette Interface for the cli and make it support signals
* Add a test namespace which implements configuration and authentication
