HamburgerButton should toggle the state instead of making the state true.

[asimqt]

Currently HamburgerButton is only setting the state.hamburgerOpened to true. I think it should toggle the current state. Otherwise, there's no use of this component.
https://github.com/quintype/quintype-node-components/blob/ed36d6f081729d0cfb1b79517bf2c1cac920cac6/src/store/reducers.js