V0.14

- Registration Write into SignUp.plist
- If successful REGISTRATION then redirect to Login Screen
- if not then stay at Registration Screen
- at first check plist if it has user login info in cache (user.plist)
then
open dashboard. SOLVED THIS ISSUE
- Logout Screen: set all the key-value to blank of user.plist.
- After successful re-write into plist, redirected to Login Screen