vim-fireplace patches/hack for compatibility with Figwheel

vim-fireplace-figwheel.diff

diff --git a/plugin/fireplace.vim b/plugin/fireplace.vim
index 6c32caa..a415bf8 100644
--- a/plugin/fireplace.vim
+++ b/plugin/fireplace.vim
@@ -232,7 +232,9 @@ function! s:repl.piggieback(arg, ...) abort
   else
     let arg = ' :repl-env ' . a:arg
   endif
-  let response = connection.eval('(cemerick.piggieback/cljs-repl'.arg.')')
+  "let response = connection.eval('(cemerick.piggieback/cljs-repl'.arg.')')
+  call connection.eval("(use 'figwheel-sidecar.repl-api)")
+  let response = connection.eval('(cljs-repl)')
 
   if empty(get(response, 'ex'))
     call insert(self.piggiebacks, extend({'connection': connection}, deepcopy(s:piggieback)))

According to this issue tpope/vim-fireplace#222 there is no need for this patch any more.