Developement process of 'custom methods' engine is still in progress.
This document may not be up-to-date. Currently we DO NOT recomend developing your own custom methods because of changes in structure that we expect to appear in the nearest future.
1. What is custom method?
2. Create custo methods
2.1 Service creation
2.2 Custom validator
2.3 Model hook
2.4 View hook
3. Example