6bb6d4e27fd269d95d54059f7068abc0f1e8c117
* pull changes from geth fork * update deps * remove unused: StartPath, SubtrieIteratorFactory * change module name
go-ethereum iterator utilites
Includes:
PrefixBoundIteratorfor iterating subtries.SubtrieIteratorsfor dividing a state trie into disjoint subtries.trackerpackage for tracking, dumping and restoring the state of open iterators.