Features:
- no_storage for result_storages #669, thanks @cerber717
- Add new loader, that implements a http loader fallback if image file loading failed #710, thanks @werfux
- Add ability for engines to do cleanup on shutdown #719, thanks @gi11es
BUGFIXES
- Images above MAX_PIXELS result in HTTP 400
- Fix path to documentation #694,thanks @mpdude
- Fix upload URL to be /image instead of /upload #706, thanks @cweiske
- Doc fixes #707, thanks @cweiske
- Remove unused simplejson dependency #717, thanks @gi11es
- Dependencies clean up #724 #742 #741 #743, thanks @gi11es
- Use pyssim instead of scikit-image for SSIM calculation #732, thanks @gi11es
- Unused dependencies removed #734 #735 #736 #737, thanks @gi11es
- Image rotation fixed
- Always set Vary header if AUTO_WEBP is True