faster OO based implementation
change old implementation to be compatible
rename
update to new names
tests for merkle tree
update tests
tidy
support out of order updates
tidy
not using this any more
collect more data points
more tests
start leaves as strings, then turn into Merkle objects
iterate on tests that are small N
update deps
test for stream
remove diff tests
stream
remove diff stuff, that is part of stream now