eth: update highest block we know during the sync if a higher was found#16283

Merged

karalabe merged 2 commits intoethereum:masterfrom rjl493456442:fix_highest_block

Mar 9, 2018

Commits on Mar 8, 2018

eth: update higest block we know during the sync if a higher was found
rjl493456442
committed

Commits on Mar 9, 2018

eth: avoid useless sync in fast sync
rjl493456442
committed