Support for update

Fix a bug that prevented using SubqueryAggregates in updates.

Fixed a bug that caused an error with related_name and related_query_name were different for ForeignKeys.

Django 3.0 compatibility

The 0.5 release supports Django 3.0 and continues to support older versions of Django back to 1.11.

Bug fix when aggregating foreign key ids

An exception was raised when aggregating over a foreign key column and trying to resolve the expression for a it. That bug is fixed in this release.

GenericRelation support

Correctly generate subqueries across models connected by GenericRelation.

Even more correct path reversal

Much more robust path reversal, tests now include more name mismatches.

Correct path reversal

Correct path reversal in cases where the column name doesn't match the table name.

Exists fix

Exists needs to go one relation deeper if the final relation is a nullable foreign key.

Also added the pretty_print_sql utility.

pip install bug fix

pip install was failing when using the tar archive because the README is missing there.

Easy Exists

Add a simpler API for the Exists Subquery Expression.

Bug fix for Django 1.11

Fixes a bug in setting the output_field in Django 1.11