Last notable Python 2-compatible release. Any further Python 2-compatible hotfixes will have version 1.4.x with x > 10, so requirement specification ``options~=1.4.10``.
1.4.9
Refresh testing matrix, pushing older version testing to Travis CI and adding Python 3.6 and 3.7 as primary testing platforms.
Freshened/updated requirements, esp. for chainmap.
Updated docs, e.g. with new PyPI URL.
1.4.7
More updates to method update scheme.
1.4.6
Updated mechanism for method-specific option setting. Still work in progress, but code now much cleaner.
1.4.5
Retfined testing matrix, esp for coverage.
1.4.4
Updates testing. Newly qualified under 2.7.13 and 3.6, as well as most recent builds of pypy and pypy3. Drops Python 3.2 support; should still work, but no longer in testing matrix.