[list_predefined_options] List field predefined options

# Summary

Supports 'predefined options' for core List fields such as US states, etc. Provides a hook to allow other modules to define their own lists.

# Project URL

https://www.drupal.org/project/list_predefined_options

# Where is the code?

- https://github.com/Realityloop/list_predefined_options

# Estimated completion date

# Dependencies

# Who's doing the port?

- https://www.drupal.org/u/joachim

# What help do they need?

# D8 roadmap

# Background and reference information

- https://www.drupal.org/node/2635932