Issue #452 ImmutabilityTest was implemented
Issue #452 Minor fixes of javadoc
Merge remote-tracking branch 'upstream/master' into 452
Issue #452 Test fixes according to remarks
Merge remote-tracking branch 'upstream/master' into 452
Issue #452 Small fix of ClasspathRule
Issue #452 Removing redundant variables and fighting with checkstyle
Merge pull request #543 from longtimeago/452

#543: pull request Issue #452 ImmutabilityTest was implemented