2.2.0
    - add `allow_duplicate_keys="overwrite"` setting to use the value of the last duplicate key-value instead of first key-value entry
2.1.0
    - allow settings to be customized per function call
    - handle seralizing ScalarFloat's of other yaml parsers
    - handle edgecase in original ruamel yaml serialization code
2.0.3
    - fix case of yaml obj getting corrupted during Exception
2.0.2
    - fix problems with trying to symlink on windows
2.0.0
    - no longer set yaml.version by default (technically a breaking change, hence 2.0, but not really a breaking change)
    - ez_yaml no loger depends on ruamel yaml! (ruamel yaml is bundled/included)
1.3.4
    - fix erroneous print
1.3.3
    - fix underlying local ruamel.yaml local import
1.3.2
    - move everything to __init__ for local import
1.3.0
    - remove all dependencies, use local versions instead
1.1.0
    - add !load_yaml_file support and merge_files_to_object()
1.0.2
    - initial release of to_string(), to_object(), to_file()