add vim-go-coverlay

.vimrc

@@ -117,6 +117,7 @@ NeoBundle 'JuliaLang/julia-vim'
 NeoBundle 'tpope/vim-surround'
 NeoBundle 'farseer90718/vim-taskwarrior'
 NeoBundle 'fatih/vim-go'
+NeoBundle 't-yuki/vim-go-coverlay'
 NeoBundle 'tpope/vim-abolish'
 "https://git.wincent.com/command-t.git
 call neobundle#end()
@@ -378,6 +379,23 @@ function! LFixToggle(forced)
   endif
 endfunction
 
+"au FileType go nmap <leader>C <Plug>(go-clearlay) 
+"clear overlay
+command -bang -nargs=? GoCoverlayT call GoCoverlayToggle(<bang>0)
+function! GoCoverlayToggle(forced)
+  if exists("g:go_coverlay_t") && a:forced == 0
+    unlet! g:go_coverlay_t
+    GoClearlay
+    "call <Plug>(go-clearlay)
+  else
+    "call <Plug>(go-coverlay)
+    GoCoverlay
+    let g:go_coverlay_t = "t"
+  endif
+endfunction
+" Toggle GoCoverlay
+au FileType go nmap <leader>c :GoCoverlayT<CR>
+
 " Make the Quickfix window respond well to commands (for instance, q to close,
 " Enter to select, etc). In tandem with the above.
 augroup QFixToggle