Car Finance Calculator

#1.11
1)fix bug ICS
#1.10
1)support ICS
2)change reset to blank field
#1.09
1)change zero to blank
#1.06
1)Fix bug empty field
2)Fix location landscape
#1.05
1)Change look&feel
#1.04
1)Add home screen.
2)Add reset button.
##1.03
1)fix bug support android 2.3
2)change font.