Remove changelog contents from readme#700

Merged

kabachook merged 4 commits intorelease/2.12from clean-readme

Apr 8, 2019

+4-37

Commits on Apr 4, 2019

Fixed possible grammatical typo (#681 )

palerdot
authored and
neSpecc
committed

Commits on Apr 6, 2019

Version 2.12.4 (#680 )
gohabereg
authored

Commits on Apr 8, 2019