Toggle the vim help window on and off, like the Quake console.
Plug 'd10n/vim-toggle-help'
Press <F1> to toggle, or make your own maps:
nmap <C-_> <Plug>(toggle-help-n)
imap <C-_> <Plug>(toggle-help-i)
vmap <C-_> <Plug>(toggle-help-v)
- The help tag stack can't be restored
- Multiple help windows in a single tab are unsupported