fix issues for phonepad and samsung notes2

make sure the turnon lock lasts for 10 secs.
fix issues for phonepad and samsung notes2

make sure the turn on lock lasts for 10 seconds if no interruptions come
add partiallock toggle option

for power save mode
fix string def
fix reboot, sleeping function not working issue

move setschedule, cancelSchedule to service. all are done there.
add strings for version 2.0.8
update version number to 2.0.8