Merge tag '0.5.1' into develop

Vist 0.5.1 upon the world

This release just enforces version sorted order on list-versions
Bring back the old munge function
Remove tests of properties the old munge fn doesn't have
Don't make dirs when taking a handle
Make parent dir(s) when writing to a handle
Whitespace
Bumped version to 0.6.0
Merge branch 'release/0.6.0'