.travis.yml: split load into two since travis_wait didn't work.
.travis.yml: split load into two since travis_wait didn't work.

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