Update PriestDisc -  jps.UnitTimeToDie(unit) - jps_round(num, idp)

add a  jps.UnitTimeToDie(unit) to know the jps.LowestTimetoDie() in RaidStatus with jps.RaidTimeToDie Table
change the jps_round in jpglobal
Comment JPSEXTInfoFrame:Hide lines in fct leaveCombat() that hides the timetodie frame when in combat, don't understand why because must be called only when PLAYER_REGEN_ENABLED or PLAYER_UNGHOST fire