Vim completon source for coc.nvim using neco-vim

Note: this source invoke vim function that could be quite slow, so make sure your suggest.timeout is not too low, otherwise it may timeout.

For vim-plug user, add:

Plug 'Shougo/neco-vim'
Plug 'neoclide/coc-neco'
Plug 'neoclide/coc.nvim', {'branch': 'release'}

to your .vimrc and run :PlugInstall

MIT