#314 (Aug 27, 2019, 4:32:44 PM)

1. [python3] Stage 1 of futurize. (commit: 3d3e3c7) (details / githubweb)
2. [python3] Stage 2 of futurize. (commit: b872a90) (details / githubweb)
3. [python3] Removing relative imports for tests. (commit: d0eaa4b) (details / githubweb)
4. Require future on install. (commit: 0b3d0a2) (details / githubweb)

GitHub pull request #136 of commit 0b3d0a251e66bdbae8ccbdb57ed503a55b5a0a62, no merge conflicts.