Version 3.18.0
- ArrayUtil: added clean method that removes null values from array.
- Updated pecee-widget.js
- ModelQueryBuilder: firstOrNew, firstorCreate now merges data array.
- ModelQueryBuilder: ensure data is cleaned when creating new instance.
- HasMany: added getDefaultFor so many-relations return collection.
- Session: changed so session is only started when needed
- Taglib: simplified class.
- widget.js: updated to latest version.