Fix bare-repo bugs

Author: ethantkoenig

routers/routes/routes.go

@@ -590,11 +590,14 @@ func RegisterRoutes(m *macaron.Macaron) {
 		}, repo.MustAllowPulls, context.CheckUnit(models.UnitTypePullRequests))
 
 		m.Group("", func() {
-			m.Get("/src/*", repo.SetEditorconfigIfExists, repo.Home)
 			m.Get("/raw/*", repo.SingleDownload)
 			m.Get("/commits/*", repo.RefCommits)
 			m.Get("/graph", repo.Graph)
 			m.Get("/commit/:sha([a-f0-9]{7,40})$", repo.SetEditorconfigIfExists, repo.SetDiffViewStyle, repo.Diff)
+		}, repo.MustBeNotBare, context.RepoRef(), context.CheckUnit(models.UnitTypeCode))
+
+		m.Group("", func() {
+			m.Get("/src/*", repo.SetEditorconfigIfExists, repo.Home)
 			m.Get("/forks", repo.Forks)
 		}, context.RepoRef(), context.CheckUnit(models.UnitTypeCode))
 		m.Get("/commit/:sha([a-f0-9]{7,40})\\.:ext(patch|diff)", repo.MustBeNotBare, repo.RawDiff, context.CheckUnit(models.UnitTypeCode))