Revert "add more function for load-image."

This reverts commit 88e901e3f3e21d8cf713467c8582f8f29f0341b4.
After debug.
Merge branch 'master' of github.com:tsaiid/jquery-fileupload-rails
Revert "for debug."

This reverts commit 3c6db72df81792bad12afafaf6daf5bcaff993a9.
add more function for load-image.