- Fix: Sputnik suppresses error from PMD when the rules in configuration...

- Fix: Sputnik suppresses error from PMD when the rules in configuration were not present in jar
- Change one error to more descriptive for user
I also think this should be the desired behavior. We're running Sputnik mainly in CI builds. It is rather undesirable to have a build fail if sputnik analysis throws an exception. Sputnik's output should be the comments only.