Bundle is renamed to DebugBundle
 - Debugger detector is refactored to stay as standalone service with ability to provide debugger existence status to subscribed services
 - Debug CSRF token manager is refactored to take debugger existence status from debugger detector
Added some documentation for currently available features
CSRF token validation emulation service is updated to work correctly for both old (2.3-) and new (2.4+) mechanisms for CSRF token management
Implemented debug authentication provider to allow transparent authentication of user required for debugging and / or development purposes