Major Commit. Revamped UI and flow of App. Added some more
functionalities.
 - Modified: UI of the app completely.
 - Added: ui.js to contain only UI functionalities.
 - Renamed: submitStory.js to submitAdvice.js
 - Modified: submitAdvice.js to validate form and completed AJAX sendAdvice()
 - Renamed: showDayContent.js to adviceInteraction.js
 - Modified: adviceInteraction.js to contain advice interaction functions
   including the refresh and like buttons.
 - Added: Images for descriptions and other action icons.
 - Modified: formatting.css to correspond to new UI design.
 - Added: Like and Refresh Buttons.
Almost all functionalities and UI done. In-between changes not committed.
Improved images and completed Firefox-OS App formalities.
 - Added: icons for marketplace and device.
 - Added: logo for the app cover page.
 - Modified: images like Next, Previous buttons, success image and
   valentine's day calender image.
 - Modified: formatting.css
 - Modified: Manifest file for Marketplace Deployment.