fixed QuestOWLExample

1. table -> "table", column -> "column"
2. fixed the wrong mapping for tb_affiliated_writers
set version to 1.11.0
pgp plugin
update pom.xml according to release/1.10
fix a typo
[maven-release-plugin] prepare release v1.11
[maven-release-plugin] prepare for next development iteration
comment out pgp plugins for travis
Merge branch 'release/1.11' into develop
Merge branch 'develop' of github.com:ontop/ontop into develop