Use PSR-0 test cases.
Merge branch 'pr/PSR-0--TestCases' into dev-master

* pr/PSR-0--TestCases:
  Use PSR-0 test cases.
Continue with sub-modules.
Merge branch 'pr/PSR-0--TestCases' into dev-master

* pr/PSR-0--TestCases:
  Continue with sub-modules.