1.5.2

• Convert all documentation to readthedocs
• True/False is no longer considered valid integer
• python3 'bytes' objects is now a valid strings and text type
• The regular PyYaml support is now deprecated in favor of ruamel.yaml, see the following link for more details about
  PyYaml being deprecated https://bitbucket.org/xi/pyyaml/issues/59/has-this-project-been-abandoned
  PyYaml will still be possible to use in the next major release version (1.6.0) but removed in release (1.7.0) and forward.
• ruamel.yaml is now possible to install with the following command for local development pip install -e '.[ruamel]'
  and for production, use pip install 'pykwalify[ruamel]'
• ruamel.yaml is now used before PyYaml if installed on your system
• Fixed a bug where scalar type was not validated correctly.
• Unpin all dependencies but still maintain a minimum versions of each lib
• Allowed mixing of regex and normal keywords when matching a string (jmacarthur)