Rails 5.1.3.rc2 (July 25, 2017)

• No changes.

Rails 5.1.3.rc1 (July 19, 2017)

• No changes.

Rails 5.1.2 (June 26, 2017)

• Fix regression in numericality validator when comparing Decimal and Float input
  values with more scale than the schema.

  Bradley Priest

Rails 5.1.1 (May 12, 2017)

• No changes.

Rails 5.1.0 (April 27, 2017)

• The original string assigned to a model attribute is no longer incorrectly
  frozen.

  Fixes #24185, #28718.

  Matthew Draper

• Avoid converting integer as a string into float.

  namusyaka

• Remove deprecated behavior that halts callbacks when the return is false.

  Rafael Mendonça França

• Remove unused ActiveModel::TestCase class.

  Yuji Yaginuma

• Moved DecimalWithoutScale, Text, and UnsignedInteger from Active Model to Active Record

  Iain Beeston

• Allow indifferent access in ActiveModel::Errors.

  #include?, #has_key?, #key?, #delete and #full_messages_for.

  Kenichi Kamiya

• Removed deprecated :tokenizer in the length validator.

  Rafael Mendonça França

• Removed deprecated methods in ActiveModel::Errors.

  #get, #set, []=, add_on_empty and add_on_blank.

  Rafael Mendonça França

Please check 5-0-stable for previous changes.