Imschrm

Intended to match https://www.w3.org/TR/2023/CR-imsc-hrm-20230622/

Deployed at https://pypi.org/project/imschrm/1.1.0b1/

WD-imsc-hrm-20221107
Matches [W3C Working Draft 07 November 2022](https://www.w3.org/TR/2022/WD-imsc-hrm-20221107/)

Major changes:
* https://github.com/w3c/imsc-hrm/issues/49 and https://github.com/sandflow/imscHRM/issues/8

CR-imsc-hrm-20230622
Intended to match [IMSC Hypothetical Render Model W3C Candidate Recommendation Snapshot](https://www.w3.org/TR/2023/CR-imsc-hrm-20230622/)

WD-imsc-hrm-20220322
Matches [WD-imsc-hrm-20220322](https://www.w3.org/TR/2022/WD-imsc-hrm-20220322/), which is intended to be used for Wide Review

View at https://pypi.org/project/imschrm/1.0.0/

* Improves logging
* Fixes divergence from [IMSC 1.1 specification](https://www.w3.org/TR/ttml-imsc1.1/)

Deployed at: https://pypi.org/project/imschrm/1.0.0rc1/

Package at https://pypi.org/project/imschrm/

Deployed at https://hrm.sandflow.com/