Rendering issue with quoted text not on first line of block

[twaugh]

This renders incorrectly:

- A
	- A.1
		- x
		  > quoted text  
		- A.1.2
	- A.2
- B
	- B.1
		- B.1.1
		- B.1.2
	- B.2

I'm using v0.4.6 and get this output:

but I expect the trees from A and B to have the same structure.