Remove some dead code
Lower min age to 9 hours
Correct hash used in log message
Use correct height
Add checkpoint
Use local min stake age
Calculate coin age using correct height
Bump switchover block as we had blocks since writing
Set the switchover block to something a long way away until testing is complete
Review branch compilation attempt
Review branch compilation attempt
Update clientversion.h
Update version.h
Updated nMaxClockDrift to 12 hours.
Merge pull request #1 from haxmb/review

Review implementation into master