Merge
Merge branch 'dev' of https://github.com/genericsystem/genericsystem2014.git into dev
replace setInstance by newT in Transaction
check beginTs
triggersDependencyUpdates
Merge branch 'dev' of https://github.com/genericsystem/genericsystem2014.git into dev
Merge remote-tracking branch 'origin/dev' into erik

Conflicts:
	gs-cache/src/main/java/org/genericsystem/cache/AbstractVertex.java