Update gh repo for issues in config

Fixes #117

config.toml

@@ -57,6 +57,8 @@ twitter = "GoHugoIO"
   removefromexternalsearch = false
   ## Gh repo for site footer (include trailing slash)
   ghrepo = "https://github.com/gohugoio/hugoDocs/"
+  ## GH Repo for filing a new issue
+  github_repo = "https://github.com/gohugoio/hugo/issues/new"
   ### Edit content repo (set to automatically enter "edit" mode; this is good for "improve this page" links)
   ghdocsrepo = "https://github.com/gohugoio/hugoDocs/tree/master/docs"
   ## Gitter URL