Fixes:
- 29424ad Fixed issues across the Join operators, regarding incomplete or missing support for re-grouping, when foreign key values change. (#1012) @JakenVeina
Other:
- 50a4c48 Ensure TransformOnObservable preserves ChangeSet order (#1008) @dwcullop
- 77f9539 Generalized Solution for avoiding Out-of-Order Cache Child ChangeSets (#1009) @dwcullop
- 5f9a27c Added new operator .AsyncDisposeMany(), equivalent to .DisposeMany(), but with support for IAsyncDisposable. (#1011) @JakenVeina
- 758ef92 Bump version to 9.4 (#1016) @RolandPheasant