master
Speed up importing of past.translation (issue #117)
Remove import of dummy_thread from _thread module (issue #124)
Docs: replace http links with https
Future-proof for Py4.0
app engine compatibility: handle missing httplib._CS_* constants
Merge pull request #348 from omit66/bugfix-touch_import_top
Merge https://github.com/fergofrog/python-future
Update copyright dates, add end-of-life notice
Fix for issue #262 (non-existing tkinter imports in older py27 versions)
Make the src folder a package (for the same of importing src.future.__version__ etc. from setup.py)