Erik Arvidsson 22f70f585d Optional fields (#3287) ...

This adds optional fields to structs.

New version: 7.4

To create a struct type with optional fields use types.MakeStructType2

There are some API changes in this commit and there will be some more in followup commits.

Fixes #2327

2017-03-27 16:54:04 -07:00

..

noms

Optional fields (#3287)

2017-03-27 16:54:04 -07:00

util

Revert "Introduce noms version 8. Use it to guard type simplification." (#3043)

2017-01-09 16:30:25 -08:00