Remove MN upgrade check in ComputeBlockVersion
Remove MN upgrade check in ComputeBlockVersion

Has to be replaced with something new in the future.

nmarley/dash,ionomy/ion,nmarley/dash,dashpay/dash,dashpay/dash,UdjinM6/dash,dashpay/dash,thelazier/dash,dashpay/dash,thelazier/dash,nmarley/dash,UdjinM6/dash,thelazier/dash,ionomy/ion,nmarley/dash,thelazier/dash,UdjinM6/dash,UdjinM6/dash,nmarley/dash,nmarley/dash,thelazier/dash,ionomy/ion,ionomy/ion,UdjinM6/dash,ionomy/ion,dashpay/dash,nmarley/dash,ionomy/ion