[imsc] Pull Request: Add support for rh/rw

palemieux has just submitted a new pull request for https://github.com/w3c/imsc:

== Add support for rh/rw ==
Closes #409 

_NOTE: Ignore the commit message, which will be changed on merge_

See https://github.com/w3c/imsc/pull/411

Received on Thursday, 28 June 2018 15:35:14 UTC