As you can see in the attached screen shot, on my Nexus 4 the refresh spinner (progress bar) arrow ends gets cut off. I suspect the view is smaller than the image.
This looks like it was caused by this commit in the PullToRefresh library. The refresh asset got cropped down to the exact bounds of the image, and since it's not square, it doesn't fit when rotated.
I've created updated assets that fix this that can be downloaded here. Either:
a) Merge these with the