Do not install heartbeatRed app in mangOH Red SDEF
Do not install heartbeatRed app in mangOH Red SDEF

The heartbeat app causes a lot of logging noise on the console port
which makes the console nearly unusable.  For that reason, do not
include the heartbeat app in mangOH Red.

mangOH/mangOH,mangOH/mangOH,mangOH/mangOH,mangOH/mangOH