- Update to version 1.2.0+git.20200507.7cf63b5:
* Fix cvise --version - unknown git version.

- Update to version 1.2.0+git.20200507.9fa4330:
* Fix argument parsing of cvise-delta.
* Remove unused files in .gitattributes.

- Update to version 1.1.0+git.20200507.c12db9c:
* Bump to 1.2.0.

- Update to version 1.1.0+git.20200507.b467807:
* Update cvise-delta documentation entry.
* Add cvise-delta.
* Add delta.json group file.
* Fix different argument name error.
* Fix crash when we reach enf of reduction.
* Add clang_delta piggybacking test.
* Skip git hash for cvise --version of a release build.
* Do not re-count instances for clangbinarysearch passes.
* Start using psutil and improve CPU count detection.
* Remove 2 lit leftovers.
* Change timing-related options.
* Update CREDUCE_MERGE.
* Port to python tests.
* correctly remove unused deleted/defaulted functions
* Update copyright years.
* Port to Python tests.
* handle namespace declared by macros
* Port to Python tests.
* added several tests for remove-namespace pass