add option to always use copen

Add sponsor button

Use make not cgetfile for completion quickfix events

Don't fire quickfix events when clearing list

Run ShellCmdPost before QuickFixCmdPost, like :make

Don't leak $VIM variables into environment

Avoid long title for embedded start task

Enable tmux pipe-pane with fish

Shorten displayed message to avoid hit-enter prompt

Guard against race condition creating quickfix list

Fix jump to top of file on :AbortDispatch

Use xprop for x11 window switching

Fix shell escaping in job strategy on win32

Fix escaping for :Dispatch echo \% on win32

Handle spaces in 'shell' and 'shellcmdflag'