Added checkpoint at 7880
Change version to 0.1.2.25
Delete checkpoint for modifier interval
Chnage modifier interval to 10 mins from 6hrs
	modified:   paycoin.pro
	modified:   share/setup.nsi
	modified:   src/checkpoints.cpp
	modified:   src/kernel.cpp
	modified:   src/main.cpp
	modified:   src/main.h
	modified:   src/version.h