fix: pkg: missing dependency towards ``pyyaml``
new: adding some documentation and doctests for PR #5 @wip
chg: dev: cosmetic improvements to mget doctests @minor
fix: keys can now be empty or contains dots ``.`` if they are properly escaped (fixes #5, thanks to Daniel Giribet)
new: documentation to empty string key examples. @minor
chg: quick pass on documentation @minor
fix: 80-columns aware doc @minor
new: python3 support.
new: pkg: added travis magic file.
new: pkg: added new ``wip`` tag to ignore list, and ``pkg`` commit types.