Pptx-renderer

- Handle grouped shapes. Thanks mr-menno

What's Changed
* Added option to pass in input data as a json file by idling-mind in https://github.com/idling-mind/pptx_renderer/pull/6


**Full Changelog**: https://github.com/idling-mind/pptx_renderer/compare/v0.1.1...v0.2.0

What's Changed
* Stable release by idling-mind in https://github.com/idling-mind/pptx_renderer/pull/4


**Full Changelog**: https://github.com/idling-mind/pptx_renderer/compare/v0.1.0-beta.4...v0.1.1

- Aspect ratio and align options of video was removed since they were not working as expected.
- Added the ppt namespace as well to the plugin namespace so that you can use variables from the ppt inside the plugin arguments

What's Changed
* Plugin architecture by idling-mind in https://github.com/idling-mind/pptx_renderer/pull/2

New Contributors
* idling-mind made their first contribution in https://github.com/idling-mind/pptx_renderer/pull/2

**Full Changelog**: https://github.com/idling-mind/pptx_renderer/compare/v0.1.0-beta.2...v0.1.0-beta.3

Bug fix: Path objects for image placeholders were causing `AttributeError`. This is fixed by converting resulting placeholder values to `str`