Decremented the timeout to 10s, and modified urls for polling in chat js
Modified pageloading, using application.js, deleted default.js
Make loading disappear after loading data in chat.js
Using applicatoin.js in public_layout
Added auto scroll using scrollTo.js
Minor changes
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	modified:   public_html/js/chat.js
Added user controller, modified groupmessage controller, personalmessage controller and routes