Adds clone in TestHelper::getContext() so changes in tests don't affect other tests
Removes generated junit file
Adds build file for travis-ci
Merge pull request #2 from nsendetzky/master

Adds clone in TestHelper::getContext() so changes in tests don't affect other tests
Handles file extensions itself
Merge pull request #3 from nsendetzky/master

Handles file extensions itself
Merges actual state
Fixes unittests