Various updates to aim for a clean mvn compile.
Merge branch 'master' of github.com:wacky-tracky/wacky-tracky-clientbindings-java

Conflicts:
	pom.xml
	src/main/java/wackyTracky/clientbindings/java/api/Session.java
	src/main/java/wackyTracky/clientbindings/java/model/DataStore.java
Ongoing.