[MONDRIAN-2038] - Data Source (Wizard) returning  java SQLDataException: ORA-01861: literal does not match format string.
[CLEANUP] - Fixing Checkstyle errors
[TEST] - unit test for MONDRIAN-2038
Merge pull request #34 from aliakseihaidukou/MONDRIAN-2038

[MONDRIAN-2038] - Data Source (Wizard) returning java SQLDataException: ORA-01861: literal does not match format string.