defunkt/jquery-pjax — comment on commit a7ad47928d18fe94206b28c6d21d19569b2ef210
File: README.md line 75
By FND:

This suggests the loader/spinner functionality is built in, which doesn't seem to be the case.
Can you clarify?

(FWIW, I don't think this kinda functionality should be included; it seems out of scope.)