More comments in configuration file
More comments in configuration file

- more explanations about modules
- mongodb default parameters
- default is to play sound when new problems occur

shinken-monitoring/mod-webui,rednach/mod-webui,shinken-monitoring/mod-webui,mohierf/mod-webui,mohierf/mod-webui,shinken-monitoring/mod-webui,mohierf/mod-webui,vizvayu/mod-webui,vizvayu/mod-webui,rednach/mod-webui,rednach/mod-webui