Merge branch 'cs-upgrade-default-value-for' into 'master'

Upgrade default_value_for from 3.0.1 to 3.0.2.

Includes support for Rails 5. Working toward #14286.

Changelog: https://github.com/FooBarWidget/default_value_for/compare/release-3.0.1...release-3.0.2

See merge request !5441