I found github is conveniently useful to host picture files.
there is no payment needed, no advertisement, never expire, and support raw picture link
my script files has been move to google drive
https://drive.google.com/folderview?id=0B2BM920mmHQgVjEwc0VYeEtiNUk&usp=drive_web&pli=1&ddrp=1#list
I just recently clone this folder into another repo
https://github.com/AnnieRuru/Release