Merge branch 'develop' into bugfix/UnicodeLexer
Merge remote-tracking branch 'origin/develop' into bugfix/UnicodeLexer
add support for unicode character in TurtleOBDAParser
* allows the use of any character between the curly brackets
moved test in ontop-test
Merge branch 'bugfix/UnicodeLexer' into develop
Merge branch 'develop' into feature/log-cleanup