2.2.0
Avoid name conflict in test samples dir
Start adding tests
Fix copy_sample for Python 3.5
Still missed one
Update tests of help output
fix test
Merge branch 'master' into caw
Merge branch 'master' into optional-author-email
Add a test for installfrom module
Fix compatibility with Python 3.5
These are also pathlib2 objects on Python 3.5
Allow requirements with PEP 508 URL specifiers
Add failing test for identifying VCS in parent of CWD