Parity with recompose

[pfgray]

Addresses #23

Progress:

	hoc	explanation
✅	mapProps()	this is just cc.map(a => b)
✅	withProps()	this is just CC.of({})
🤔	withPropsOnChange()
✅	withHandlers()
✅	defaultProps()	is just CC.of({})
✅	renameProp()	is just cc.map(a => b)
✅	renameProps()	is just cc.map(a => b)
✅	flattenProp()	is just cc.map(a => b)
✅	withState()
🤔	withStateHandlers()
✅	withReducer()
✅	branch()	is just fork()
✅	renderComponent()	is just fork(true ), maybe could add a special case?
✅	renderNothing()	is just fork(true, () => null
🚧	shouldUpdate()
✅	pure()	is just pure() … not sure this is a good one to promote, though?
✅	onlyUpdateForKeys()	is just pure()
🤷‍♀️	onlyUpdateForPropTypes()
✅	withContext()
✅	getContext()
✅	lifecycle()	withLifecycle()
😧	toClass()
✅	toRenderProps()
✅	fromRenderProps()