replaced golang bundle with gocode

.gitmodules

@@ -46,9 +46,9 @@
 [submodule "bundle/quickfixsigns.vim"]
 	path = bundle/quickfixsigns.vim
 	url = https://github.com/tomtom/quickfixsigns_vim.git
-[submodule "bundle/golang.vim"]
-	path = bundle/golang.vim
-	url = https://github.com/jnwhiteh/vim-golang.git
 [submodule "bundle/gitv.vim"]
 	path = bundle/gitv.vim
 	url = https://github.com/gregsexton/gitv.git
+[submodule "bundle/gocode.vim"]
+	path = bundle/gocode.vim
+	url = https://github.com/Blackrush/vim-gocode.git