Some tickets

Ready for 1.1

#17752

Serialization and multi-table inheritance

#36947

Changing a field's db_comment unnecessarily alters column type

#37049

Changing a m2m through= from one custom model to another is no-op'd instead of raising an error

#37072

assertWarnsMessage() also ignores entire warning category

#37076

assertWarnsMessage() only checks the first warning for a matching message

#37145

ModelFormSet breaks when changing prefix format

#37237

Slow queryset building when using __in lookup with a large list of values against a related field

#37255

Tests rely on unspecified row order of SELECT without ORDER BY

#37286

Removing db_index from a field drops an unchanged Meta.constraints UniqueConstraint on MySQL

1.1 DDN

#9631

FieldFile assumes efficient Storage.size

#19755

Incremental filter