Use Rainbow 1.99.1 or later
Handle deprecation messages from Rainbow
Disable terminal escape sequences when a formatter's output is not a TTY

This closes #498.
Merge pull request #701 from yujinakayama/disable-formatter-color-if-output-isnt-tty

Disable terminal escape sequences when a formatter's output is not a TTY
Add changelog entry for #498
Move a method stub from #around hook to #before hook
Convert specs to RSpec 2.14.7 syntax with Transpec

This conversion is done by Transpec 1.6.1 with the following command:
    transpec

* 27 conversions
    from: expect(collection).to have(n).items
      to: expect(collection.size).to eq(n)

* 25 conversions
    from: obj.stub(:message)
      to: allow(obj).to receive(:message)

* 20 conversions
    from: obj.should_receive(:message)
      to: expect(obj).to receive(:message)

* 2 conversions
    from: Klass.any_instance.should_not_receive(:message)
      to: expect_any_instance_of(Klass).not_to receive(:message)

* 1 conversion
    from: obj.should_not_receive(:message)
      to: expect(obj).not_to receive(:message)

* 1 conversion
    from: Klass.any_instance.should_receive(:message)
      to: expect_any_instance_of(Klass).to receive(:message)

* 1 conversion
    from: Klass.any_instance.stub(:message)
      to: allow_any_instance_of(Klass).to receive(:message)
Code style
Enforce `expect` syntax with rspec-mocks
Add missing author to some changelog entries
Correct missing author link
Merge pull request #704 from yujinakayama/rspec-syntax

Convert specs to the latest RSpec syntax
Failing test case
[Fix #703] If autocorrect removes braces, remove trailing comma.

Check if a trailing comma is present and if so, remove that single
character.
Merge pull request #706 from jonas054/fix_braces_around_hash_parameters

Fix braces around hash parameters
Support Windows paths
[Fix #702] Add comments for cops in rubocop-todo.yml.
Merge pull request #708 from jonas054/add_comments_in_rubocop_todo

[Fix #702] Add comments for cops in rubocop-todo.yml.
Extract module SafeAssignment.

With functionality for safe assignment checks.
Include the module CheckMethods in more places.