Add Facebook connection and home page connection

Signed-off-by: Jui-You Tang <david.tang@tangentsoftworks.com>
Force sensor portrait

Signed-off-by: Jui-You Tang <david.tang@tangentsoftworks.com>
Enable loading of category list

Signed-off-by: Jui-You Tang <david.tang@tangentsoftworks.com>
Remove header in list and use textview for header directly.

Signed-off-by: Jui-You Tang <david.tang@tangentsoftworks.com>