Fixed formatting
Removed unnecessary logging
Added Datastore tests
extended classes with Testcase rather than BaseUnitTest
Modified dexmaker jar file with patch
Merge pull request #113 from sarality/DataStoreTests

Fixed formatting
Rename Mappings to MappingList
Merge pull request #114 from sarality/field_column_mapping

Mapping between Fields and Columns
Merge branch 'master' of https://github.com/sarality/appblocks into remove_data_object_dependence