created test class
[TEST] DAO was fixed for JUnit org.pentaho.platform.repository2.unified.DefaultUnifiedRepositoryContentTest
Merge pull request #2142 from AliaksandrDrebenchuk/DefaultUnifiedRepositoryContentTest_01_12

[TEST] DAO was fixed. JUnit org.pentaho.platform.repository2.unified.DefaultUnifiedRepositoryContentTest.testLocales()
Merge pull request #2112 from andrey-markelov/test

[TEST] created test class
[BISERVER-12205] - User security gets corrupted - added object Authentication into PentahoSession and pulled it in MondrianAbstractPlatformUserRoleMapper