Merge pull request #179 from matthesrieke/develop

adjust develop version
Merge pull request #186 from matthesrieke/develop

Develop
Merge pull request #188 from matthesrieke/develop

Develop
Merge pull request #194 from matthesrieke/develop

re-align develop branch
Merge pull request #198 from matthesrieke/develop

class refactoring
Merge pull request #206 from matthesrieke/develop

Develop
Merge pull request #208 from matthesrieke/develop

increase version to 0.9.0-SNAPSHOT (21) for develop.
Merge pull request #8 from enviroCar/develop

Develop