Combine the ChangeMeta test suites into a single file.

Review Request #9553 — Created Jan. 29, 2018 and submitted — Latest diff uploaded

Information

Django Evolution
master
a544693...

Reviewers

This takes the individual test files for the different ChangeMeta
properties and merges them into a single file, making it easier to
maintain the test suite and run them all at once. No tests have actually
changed in the suite.

Unit tests pass on all supported versions of Django.