Fixes http://yellowgrass.org/issue/Spoofax/776
Enable formatter on/off tags in project preferences
Handling of non-zero exits.
Update dependencies
Merge branch 'master' into hack/with-binary-libraries

* master:
  Update dependencies
  Handling of non-zero exits.
  Enable formatter on/off tags in project preferences
  Fixes http://yellowgrass.org/issue/Spoofax/776
Update Log4j
Remove spoofax-libs from dependency (not available in this build)
Refactor services to not be singletons
Merge branch 'master' into hack/with-binary-libraries

* master:
  Refactor services to not be singletons