v1.0: Merge pull request #50 from MinhPhu0304/bugfix-filters

• User can manipulate object placed on flat surface
• User can log in and create account
• User can search for a product in product from Menu page
• Item is stored in the database instead of creating object
• Storing number of clicks per item. This can be used for determining popular item
• Displaying popular item in the main menu
• Better filter functionality

Basic functionality of iDesign implemented

User can point camera at any flat surface to place furniture
Include item manipulation
Include basic log in functionality