Finished the file uploading+tinymce

You can change host from local host to personal IP host in order to
access within the office for multiple users.

Things to do: add recording feature. And Instruction Editing for Admin
User
Recorder finished before moving to Production Server

Need to be done: further develop with database
Integrated recorder

To Do:
1. use media player for javascript audio message updating
2. In the template, integrate with media player with audio url
Audio complete

To do:
Extra features in discussion
Final commit
Merge branch 'Hao's-Branch-before-gevent'