update grunt
seperate testing
cleanup

update index.html for caret.js

base test for content editable and iframe

remove unnesscery files

copy css

remove js file in src

compile coffe into javascript
divide jquery.atwho.coffee

add concat task

add wrapper
update node js version for travis
remove At.jquery.json file
fixed #135 minor typo in comments
fixed #133

Set focus causing issue when combine with "maxLength" plugin
fixed #137

* change inner event from `.atwho` to `.atwhoInner`
* add `destroy` event: `.atwho('destroy')`

it wouldn't off custom event sush as `beforeDestroy.atwho` event
update dependences version (Caret.js#v0.0.6)