Rewrite parallel sampling using multiprocessing#3011

Merged

twiecki merged 11 commits intopymc-devs:masterfrom

aseyboldt:multiproc

Jun 14, 2018

Commits on Jun 8, 2018

Return partial traces if sampling is interrupted
aseyboldt
committed

Commits on Jun 12, 2018

Fix tests
aseyboldt
committed

Commits on Jun 14, 2018

Add release notes for multiproc rewrite
aseyboldt
committed