Fix TISTUD-5052 When "missing semicolons" option is set to Ignore, no related marker should appear in the editor
  - when set to ignore, don't add problem at all
  - add unit test to verify fix
Merge pull request #64 from sgtcoolguy/TISTUD-5052

Fix TISTUD-5052 When "missing semicolons" option is set to Ignore, no related marker should appear in the editor