The pruning for the synchronized mirrors is a option now. Default value: enable_prune = true (#3246)

Executed go fmt

getEngine() not handles DB parameters (#2972) (#2974)

Uses .AllCols() for Update in updateMirror()

Spanish traslation removed

Fixed a wrong way to ommit the --prune option in process.ExecDir() for MirrorUpdate function

modules/context/repo.go

@@ -160,6 +160,7 @@ func RepoAssignment(args ...bool) macaron.Handler {
 				ctx.Handle(500, "GetMirror", err)
 				return
 			}
+			ctx.Data["MirrorEnablePrune"] = ctx.Repo.Mirror.EnablePrune
 			ctx.Data["MirrorInterval"] = ctx.Repo.Mirror.Interval
 			ctx.Data["Mirror"] = ctx.Repo.Mirror
 		}