1. add record type facilities: - record creation - field reference by dot-notations (x.y.z) - importing of names into current scope from any record
1. add record type facilities:
- record creation
- field reference by dot-notations (x.y.z)
- importing of names into current scope from any record

2. experimental change of keyword "def" to :+

sunclx/yin,sKabYY/yin,NewLisper/yin,Saigut/yin,wujingchao/yin