Don't check for duplicate buffered updates in buffer_update. This is no longer needed now that duplicates are checked in flushupdates.
Don't check for duplicate buffered updates in buffer_update.
This is no longer needed now that duplicates are checked in flushupdates.

Gwendocg/babeldToS,boutier/babeld,sudomesh/babeld,Gwendocg/babeldToS,wlanslovenija/babeld,dtaht/babeld-shortrtt-metrics,wlanslovenija/babeld,tcatm/babeld,woniullb/babeld,Drooids/babeld,jech/babeld,jech/babeld