Voice Card : To add method to connect web server when invite friend successfully
VoiceCard: 1.add favorite function
           2.add db version to load card and category
VoiceCard: add card id for send function
Voice Card : To modify FB APIs for login and init httpManager when login again
Voice Card : To fix build error
Voice Card : To modify fb flow of invite friend and send card info to server
Voice Card : To modify data of Mails
Voice Card : To modify the layout of select friend
Voice Card : To add method to clear mail's img when user logout
VoiceCard: 1. add [remove favorite function]
           2. add check when login to server
Voice Card: add getMobile function to MainLoadingActivity
Voice Card : To add action to cancel all in mailbox
[CardViewer] 1. mode-SENDER or VIEWER  2. send card by fb  3. open card from mailbox

[CardEditor] check user data complete
fix dpi function