Convert specs to RSpec 3.0.3 syntax with Transpec

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

* 1145 conversions
    from: obj.should
      to: expect(obj).to

* 153 conversions
    from: describe 'some view' { }
      to: describe 'some view', :type => :view { }

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

* 144 conversions
    from: Klass.any_instance.stub(:message)
      to: allow_any_instance_of(Klass).to receive(:message)

* 43 conversions
    from: describe 'some feature' { }
      to: describe 'some feature', :type => :feature { }

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

* 38 conversions
    from: describe 'some routing' { }
      to: describe 'some routing', :type => :routing { }

* 36 conversions
    from: Klass.any_instance.should_receive(:message)
      to: expect_any_instance_of(Klass).to receive(:message)

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

* 11 conversions
    from: it { should ... }
      to: it { is_expected.to ... }

* 7 conversions
    from: obj.should_not
      to: expect(obj).not_to

* 3 conversions
    from: it { should_not ... }
      to: it { is_expected.not_to ... }

For more details: https://github.com/yujinakayama/transpec#supported-conversions