Rewrite the client in javascript
Remove a useless variable
Rename specific _send methods
Add missing statements
Load javascript files in index.html
Remove coffeescript file
Add a missing url in config file
Remove dev config
Fix some problemes revealed by jshint
 Fix some issues reported by @gcmalloc

 Related to #44.
Merge pull request #44 from fixme-lausanne/remove-coffeescript

Remove coffeescript