Refactoring part.

Signed-off-by: Nikola Olah <nolah@WS-NOLAH-PC.execom.co.yu>
Merge branch 'FABUT' of https://github.com/vesin/testutil.git into FABUT

Conflicts:
	src/main/java/eu/execom/testutil/AbstractExecomAssert.java
	src/main/java/eu/execom/testutil/graph/NodesList.java