Update md5.js
Update fastmd5.htm
Update md5jkm.htm
simplified
major update

- fixed bugs
- added new testing system and UI
improved UI
Update
Update md5.js
Use global if window is not defined
update
simplified
a little update
added UTF-8 test, improved utf8_encode
update

- added store.js
move to folders
little ui improvement
fix close image path
simplified
Update README.md
more optimizations