1.0.3 - Squashing Bugs

Fixes:

• fixes #65 - enum as the key of an object
• fixes #66 - invalid array type escaping
• fixes #60 - nesting of options

New Features:

• Support Range and RangeInclusive - #66
• Support tailing comma in collect_types - #63
• Support Cow<'static, str> support for DataTypeFrom

Thanks @Brendonovich, @Ziothh, @stephen-h-d for reporting the bugs and thanks @Vlad-Shcherbina for the PR!