Configuration: renamed parse_uint-methods
Configuration: removed set_defaults-method
Configuration: changed parse_methods to allow access from derived objects
Configuration: made reload virtual
Configuration: now has a default instance
Websocket.Connection: removed nasty public-static properties for message_max_size
Configuration: made class public
Application,Http.Server: added apply_config-method to Http.Server and removed related methods from Application
Merge branch 'new_configuration'