Factor out unknown doc formatting into helper function.
Add test for map collection separator.
Fix currency test.
Flesh out TaggedValue tests.
Update some parts of the README.
Add :sort-keys to puget options.
Enhance :sort-keys option to enable thresholding.
Merge branch 'sort-options' into develop
Add docs and tests aliases.
Merge direct print arg using with-options.
Fix typo in README.
Set patch version 0.6.6.
Merge branch 'release-0.6.6'

Conflicts:
	README.md
	project.clj