Fixes #817 where invoked contract missed updated account information because it got it one layer below cachedDao used to process the block.
Importing 100K blocks starting at 1.4M, before this patch: real 6m0,356s user 8m52,293s sys 0m47,372s After this patch: real 4m17,748s user 6m23,316s sys 0m37,866s Almost 30% better.