merge
Issue #21097: Move test_namespace_pkgs into test_importlib.
Issue #21097: Move test_namespace_pkgs into test_importlib.
Null merge from 3.4.
Fix doc typo.
Fix doc typo.
Issue #20022: Eliminate use of deprecated bundlebuilder in OS X builds.
merge 3.4
Issue 21100: Amazingly, tuple lexicographic ordering was untested.
Add test case for freeze.
Issue #11824: Consider ABI tags in freeze. Patch by Meador Inge.
Merge 3.4: Issue #11824: Consider ABI tags in freeze. Patch by Meador Inge.
make partialmethod example work (closes #21105)
merge 3.4 (#21105)
Issue #16047: Fix module exception list and __file__ handling in freeze.
Patch by Meador Inge.
Merge 3.4 (#16047)
Run test program.
Add test case for freeze.
Merge 3.4.
update notes to talk about -X showrefcount