fix: make list of citations in fzf work again

The command used by fzf for listing citations was not working anymore
because the command used in fzf is launching an interactive selector.

Therefore , the --all option have been added in order to mitigate the
issue.

This is a dirty workaround

plugin/papis.vim

@@ -64,7 +64,7 @@ function! s:Papis(searchline)
       let l:searchinp = '"*"'
     endif
   endif
-  call fzf#run(fzf#wrap({'source': 'papis list ' . l:searchinp . ' --format ' . g:PapisFormat . ' @{doc[ref]}"', 'sink*': function('s:handler'), 'options': '--multi --expect=ctrl-y --print-query'}))
+  call fzf#run(fzf#wrap({'source': 'papis list ' . l:searchinp . ' --format ' . g:PapisFormat . ' @{doc[ref]}"' . ' --all', 'sink*': function('s:handler'), 'options': '--multi --expect=ctrl-y --print-query'}))
 endfunction
 
 command! -bang -nargs=* Papis call s:Papis('<args>')