combinators.extras: a few more tests for ?call.
combinators.extras: a few more tests for ?call.

factor/factor,tgunr/factor,tgunr/factor,bpollack/factor,factor/factor,bpollack/factor,mrjbq7/factor,bpollack/factor,factor/factor,mrjbq7/factor,mrjbq7/factor,bpollack/factor,tgunr/factor,factor/factor,mrjbq7/factor,tgunr/factor,bpollack/factor,bpollack/factor,bpollack/factor,mrjbq7/factor,tgunr/factor,factor/factor,factor/factor,tgunr/factor,mrjbq7/factor