tests: don't compare MTIME header of gzip file The gzip header contains a MTIME part (Modification TIME). http://www.zlib.org/rfc-gzip.html Because is takes a little bit of time, from one fill_archive call to the next, this part may differ and fail the test from time to time. So we should not include that part in the comparison.

# requirements.txt file for use as "pip install -r requirements.txt" as a
# readthedocs compatible alternative to "pip install -e ." which is a working
# alternative to "setup.py develop" which doesn't work with Mercurial 3.7
.