one way ticket
almost green
custom deserialization for containers elements
    public Set<Property> getProperties() {
        return Collections.unmodifiableSet(state.keySet());
    }
removed obsolete method appendPrimitiveOrValue() and few minor fixes
all references in snapshot state should be GlobalCdoId's
Merge branch 'master' into snapshot_type_adapter
pr fixes
Merge pull request #21 from javers/snapshot_type_adapter

Snapshot type adapter