Updated neovim to the latest stable release 0.3.5.
Changelog:
- options: properly reset directories on 'autochdir'
- Remove MSVC optimization workaround for SHM_ALL
- Make SHM_ALL to a variable instead of a compound literal #define
- doc: mention "pynvim" module rename
- screen: don't crash when drawing popupmenu with 'rightleft' option
- vim-patch:8.1.0677: look-behind match may use the wrong line number
- terminal: set topline based on window height
- recover: Fix crash on non-existent *.swp