refactoring tests, cought few bugs
extract read interface to common class in persistent and transientmap
Decrease number of operations in map_test
Remove poluxs tests and add adjust to randomized_test
Deterministic tests
fix vector bug when creating new root
Merge pull request #8 from vacuumlabs/polishing

refactoring tests, cought few bugs
assertDeeplyEquals made simpler
Merge pull request #14 from vacuumlabs/vector_fix

fix vector bug when creating new root
Add tests I have forgotten
Merge remote-tracking branch 'origin/master' into benchmark
MapBench: lookup: fixed orElse as positional