Merge changes I85470d1d,I43711486,Ie6ade781,Ic9ab2b6e,Iebe50933,Id6fac253,Ia6becf30...

* changes:
  Use absolute paths for file:// URIs in tests
  Use getPath() in FileResolverTest
  Extract protocol constants to a common class
  Move repeat() to utility class for tests
  Remove hardcoded target/trash from test cases
  Remove dependency on StatusCommandTest
  Remove dependency on DiffFormatterReflowTest
  Remove unnecessary import of BaseConnection in MessageWriter