Support for or/arbitrary where clauses, tests run
Update or syntax to match mysql adapter - arrays

https://github.com/jugglingdb/mysql-adapter
Update pg to major version 3
Add myself as a contributor
Readme updates for new features
Update should to the latest used by jugglingdb
Fix bug: don't want to save NULL for falsy values
Merge pull request #46 from scottnonnenberg/changes

Update to pg 3.x, support 'or' operator and arbitrary where clauses, all tests run