Move serv hook functionality & drop GitLogger (#6993)

* Move hook functionality internally

* Internalise serv logic

* Remove old internal paths

* finally remove the gitlogger

* Disallow push on archived repositories

* fix lint error

* Update modules/private/key.go

* Update routers/private/hook.go

* Update routers/private/hook.go

* Update routers/private/hook.go

* Updated routers/private/serv.go

* Fix LFS Locks over SSH

* rev-list needs to be run by the hook process

* fixup

* Improve git test

* Ensure that the lfs files are created with a different prefix

* Reduce the replication in git_test.go

* slight refactor

* Remove unnecessary "/"

* Restore ensureAnonymousClone

* Restore ensureAnonymousClone

* Run rev-list on server side

* Try passing in the alternative directories instead

* Mark test as skipped

* Improve git test

* Ensure that the lfs files are created with a different prefix
* Reduce the replication in git_test.go
* Remove unnecessary "/"

routers/init.go

@@ -5,7 +5,6 @@
 package routers
 
 import (
-	"path"
 	"strings"
 	"time"
 
@@ -99,7 +98,6 @@ func GlobalInit() {
 		models.InitSyncMirrors()
 		models.InitDeliverHooks()
 		models.InitTestPullRequests()
-		log.NewGitLogger(path.Join(setting.LogRootPath, "http.log"))
 	}
 	if models.EnableSQLite3 {
 		log.Info("SQLite3 Supported")