neovim/neovim — pull request #1187 by Shougo (2014-09-17 22:50:27+00:00)
Title: [RFC] vim-patch:7.4.361

Problem: Lots of flickering when filling the preview window for 'omnifunc'.
Solution: Disable redrawing. (Hirohito Higashi)

https://code.google.com/p/vim/source/detail?r=v7-4-361