Release 0.7.1

This is a bugfix release fixing a couple rough edges.

Check out the changelog and JavaDoc API.

Release 0.7.0

This release fixes a number of issues and provides (backward incompatible) API cleanups. Check out the changelog and JavaDoc API.

In particular, note the introduction and difference between scatter and hash containers (alternative associative container implementations). There is also an example that explains the rationale for scatter and hash sets in detail.