Update updates.go

add todo tasks.

telegram/updates.go

@@ -14,6 +14,11 @@ import (
 	"github.com/pkg/errors"
 )
 
+// TODO: confine sort to when new handler priorities are set.
+// way to set prio on adding event handler (this solves todo-1)
+// calling endGroup from inside the event handler.
+// make it more efficient 
+
 type Handle interface {
 	IsMatch(text string) bool
 	SetPriority(priority int) *Handle