v3.1.5
Patch release that address various bug/build/doc issues:
- Add backwards-compatibilty flags to the core library to match original behavior of the the c++ library. Fixes reading of certain files by the new core.
- Fix build failures on MSVC14 and MSVC 2022
- Fix build failure on latest 64-bit Ubuntu
- Documentation refers to primary branch as "main"
- Update the CI workflow matrix to VFX-CY2022
- Update auto-fetch Imath version to v3.1.5
Specific OSS-fuzz issues addressed: