Shift begin of cleaning interval in NodeManager
Rename DEBUG parameter to LOGGING
Improve sysout for config
Set default value for LINKEDLIST_STORED_BACKLINKS to false
Remove Visualizer class and dependency to java-graphviz

No long-term use
Ignore some tests due to GC non-determinism

Rename class, fixing typo
Remove deprecated diffMask from MaxData
Add logging of created dead monitor count
Merge branch 'refs/heads/master' into eval

Conflicts:
	src/main/java/prm4j/indexing/realtime/NodeManager.java