Added documentation
Added some documentation to commons
Added documentation to the "core" module
Added some documentation to the pubsub module
Merge branches 'development' and 'documentation' of https://github.com/ngmon/ngmon into development

Conflicts:
	core/src/main/java/cz/muni/fi/xtovarn/heimdall/Application.java
	core/src/main/java/cz/muni/fi/xtovarn/heimdall/collector/SocketCollector.java
	core/src/main/java/cz/muni/fi/xtovarn/heimdall/dispatcher/Dispatcher.java
	core/src/main/java/cz/muni/fi/xtovarn/heimdall/pipeline/handler/ParseJSON.java
	core/src/main/java/cz/muni/fi/xtovarn/heimdall/pipeline/handler/Store.java
* CRLF