* fix: Show recordings for interims
Add methods uses_notes(), has_recordings(), and uses_chat_logs() to the
meeting object (with semantically correct tests) and use them consistently
throughout. List the recordings if the "meeting numnber" starts with
"interim"
Fixes: #6543
* style: Use "is not" and "is" for None comparisons
* None comparison and non-IETF meetings
style: Use "is not None" instead of "!="
For non-IETF meetings assume chat logs exist
* fix: Restore useNotes for JS fields
* fix: uses_notes->useNotes (in JavaScript)
Also add comment about meeting number field in tests
* Missed a uses_notes->useNotes edit
* fix: useNotes->usesNotes
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Co-authored-by: Jennifer Richards <jennifer@staff.ietf.org>
Co-authored-by: Robert Sparks <rjsparks@nostrum.com>
* fix: Always label agenda session headers with day in meeting time zone
* test: Test day labeling on agenda session header when changing tz
* test: Label timeslot, not session, as 'Session I' etc for agenda tests
