Merge pull request #44 from ipeirotis/master

Minor updates and fixes
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
worker cont result serializer
Merge pull request #51 from ipeirotis/TROIA-268

TROIA-268 - worker quality response structure changes