Merge branch 'feature-3-refactoring-properties' into develop
added Path class
improved path class
added qtest
removed error
implemented automatic testfile aquisition
decided not to use QTest directly
added gtest
all tests are passing now
printing QStrings to gtest is possible now
added print method of Path
Merge branch 'feature-unittests' into feature-24-implement-path-classes
added constructor tests for handling the unix root
added comparison operators
fixed tests operator order
added tests
added tests and a bugfix
added Path::root() added unttests
started refactoring path
added tests