cleanup outdated gems
Convert specs to RSpec 3.0.0.beta1 syntax with Transpec

This conversion is done by Transpec 1.5.0 with the following command:
    transpec

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

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

* 191 conversions
    from: == expected
      to: eq(expected)

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

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

* 13 conversions
    from: obj.should_not_receive(:message)
      to: expect(obj).not_to receive(:message)

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

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

* 7 conversions
    from: be_true
      to: be_truthy

* 6 conversions
    from: its(:attr) { }
      to: describe '#attr' do subject { super().attr }; it { } end

* 6 conversions
    from: be_false
      to: be_falsey

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

* 2 conversions
    from: lambda { }.should
      to: expect { }.to

* 1 conversion
    from: =~ [1, 2]
      to: match_array([1, 2])
update logo in favicon and index page
add logo to README
start flapjack-nagios-receiver daemonized from init script
start flapjack-nagios-receiver daemonized from init script
prepare 0.7.34 release
allow state_duration to be nil in alert.rb
update favicon with cleaner 16 and 24 pixel versions
fixes #376
add --bind-port and --frequency options to flapper, fixes #383
make api logging a little more efficient, log 500's with error level
fix up tests - add def debug? etc to MockLogger
update changelog
fixes #386 - adds currency stats for checks
use responds_to? instead of is_a?
possibly more efficient but certainly more stylish thanks @ali-graham
prepare 0.7.35 release