neovim/neovim — pull request #1280 by splinterofchaos (2014-10-10 14:15:06+00:00)
Title: vim-patch:7.4.408

> Problem: Visual block insert breaks a multi-byte character.

> Solution: Calculate the position properly. (Yasuhiro Matsumoto)

https://code.google.com/p/vim/source/detail?r=v7-4-408