README.md edited online with Bitbucket
Fixed readme
Fixed date format
Implemented moment.js for dates
Added icons for smiles and attachments
Changed message element from textarea to div with content editable attribute
Implemented emojify: replaced plain text smiles to images
Added ability to add smiles in images
Added socketio-file-upload module to a project
Implemented image attach
Replaced standard file input button to paperclip icon