--no-fork is a stub on windows.

--no-fork can be passed for normal behavior

surface replaced with push/pop group rendering

Pass arguments after `--` directly to Neovim

Find that in some cairo version Source operator is buggy. Maybe this
helps.

don't deallocate cell char memory on model clear

don't update im_location on every curosr_goto event

fix #38

This will prevent lock of ui in case of neovim slowdown and in case of
errors. Also speedup starting.

Use `error!`/`warn!` logs instead of `println!`

add env variable to enable double buffering NVIM_GTK_DOUBLE_BUFFER

this prevent "blinking animation" of menu in case of popup population take
some time.