Merge tag '1.2' into develop

1.2
Version bumped to 1.3-SNAPSHOT
Implemented JUnit @Rule for asserting the number of executes queries
Added some more unit tests
Merge pull request #6 from bedrin/feature/junit-integration

Integration with Junit via @Rule annotation
Throw real exception instead of InvocationTargetException
Merge pull request #8 from bedrin/feature/issues/7-invocation-exception

Do not throw InvocationTargetException
Release 1.3 preparation
Fixed README.md
Version changed to 1.3
Merge branch 'release/1.3'