[NOMAD-2891] Internal Error when logout from NOMAD connected with Sugar 6.7.8
[NOMAD-2891] Internal Error when logout from NOMAD connected with Sugar 6.7.8

Temp fix: don't send refresh token in logout request because servers below 7.2.2.1 choke on it.
Once BR-1748 is ported back to 6.7.x this fix should be reverted

sugarcrm/ventana,yvan33/ventana,rhoggSugarcrm/ventana,alias-mac/ventana