Skip set up of Mako
FTS-26: Start logging from inside the application

- The WSGI script explicitly loads the logging configuration
- Provide better default configuration for logging
- Create logging folder on installation
FTS-26: Small improvement of default formatter
FTS-26: Log requests
FTS-26: Increasing logging for job and delegation controllers
FTS-26: jsonify does not capture exceptions
Reduced logging verbosity in test.ini
Replaced abort calls with exceptions for consistency