fix repository in package.json
Switch tests to mocha.
Higher timeout on info test.
Remove Step, underscore dependencies from main module.
Style cleanup.
Add support for nested json metadata.
Remove commands.
Update CHANGELOG, README.
Higher sqlite3 version number.
0.3.0
Add custom list property to tests.
Properly handle arrays as candidates for json key.
0.3.1
Fix bad join.
Match center interpolation logic of previous code.