update doc

README.md

@@ -59,4 +59,12 @@ TBC
  vagrant up
  # seem the log to check what happen for script's onging
  tail -f /var/log/4dage-ffmpeg.log 
-```
+```
+
+
+## package fast line (WIP) :
+
+In order to accelerating with the downloading speed with compileing the script, will considering with offline package, the movement are ongoing to chose which CDN way to fit us to implement with script.
+
+[*] git repo
+[*] Url tar.gz