Convert specs to RSpec 2.99.1 syntax with Transpec

This conversion is done by Transpec 2.3.6 with the following command:
    transpec

* 11 conversions
    from: pending 'is an example' { }
      to: skip 'is an example' { }

* 9 conversions
    from: describe 'some model' { }
      to: describe 'some model', :type => :model { }

* 7 conversions
    from: describe 'some request' { }
      to: describe 'some request', :type => :request { }

* 4 conversions
    from: describe 'some controller' { }
      to: describe 'some controller', :type => :controller { }

* 4 conversions
    from: describe 'some helper' { }
      to: describe 'some helper', :type => :helper { }

* 3 conversions
    from: obj.should
      to: expect(obj).to

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

* 1 conversion
    from: == expected
      to: eq(expected)

For more details: https://github.com/yujinakayama/transpec#supported-conversions
`mock_model` is deprecated. Use `rspec-activemodel-mocks` gem instead
Unlock rspec-rails version and `bundle update`
Requiring `rspec/autorun` is deprecated

https://github.com/dchelimsky/rspec/issues/68
Merge branch 'upgrade-rspec' into test