Point to the canonical Python repository
Point to the canonical Python repository

BitBucket mirror is no longer up to date with the canonical repository.

Fixes https://github.com/yyuu/pyenv/issues/409.
dongguangming/pyenv,fly19890211/pyenv,rowhit/pyenv,chenfengyuan/pyenv,cehoffman/pyenv,xshwy/pyenv,syndbg/goenv,dnsd/pyenv,obimod/pyenv,takluyver/pyenv,pyenv/pyenv,chenfengyuan/pyenv,syndbg/goenv,zmwangx/pyenv,UCASREN/pyenv,dongguangming/pyenv,takluyver/pyenv,recruit-mtl/pyenv,habinmusic/pyenv,zmwangx/pyenv,yeonsh/pyenv,VShangxiao/pyenv,sebhahn/pyenv,xshwy/pyenv,UCASREN/pyenv,sebhahn/pyenv,cehoffman/pyenv,rowhit/pyenv,VShangxiao/pyenv,yyuu/pyenv,pyenv/pyenv,yyuu/pyenv,BanzaiMan/pyenv,genome-vendor/pyenv,lozybean/pyenv,fly19890211/pyenv,genome-vendor/pyenv,habinmusic/pyenv,dnsd/pyenv,pyenv/pyenv,sebhahn/pyenv,syndbg/goenv,lozybean/pyenv,BanzaiMan/pyenv,recruit-mtl/pyenv,obimod/pyenv,syndbg/goenv,yeonsh/pyenv