Add YAML support
Improved README
Fix infinite recursion (fixes #193)
JSON is YAML compatible
Add warning about default config naming scheme
Use `stat` instead of `lstat` to support symlinks
fix: add implicit type for required placeholders
- Refs #197
Update Changelog
test(annotations): added %placeholder unit tests
test(data): added `@prop` unit test
style: code quality
refactor: remove copying functions 
- Since they are handled by Themeleon now
refactor: fix Gruntfile after copy functions removal
refactor: remove bygone theme-era file[create|remove]
Merge pull request #202 from SassDoc/clean-remaining-theme-bits

refactor: remove unused theme file functions
Prepared 1.6.0 release