Change variable names.
Form: add displayName to Autolock.
Tests: JS error handler, little refactoring.
OPORJSON final version.

1. bind → link.
2. Add mix, attrs.
3. Node can be key in `nodes` object (new), DOM/jQuery node or selector.
4. Filter unique class names.
5. Use document fragments to add child nodes.
OPORJSON everywhere.
Tests: hack console.log for PhantomJS to print something useful instead of [Object], etc.