Revert ".travis.yml: adding test of resource:basis."
Revert ".travis.yml: adding test of resource:basis."

This reverts commit 0c8a7d90a7e88cbc835f05462e8e06c7c2a393c4.

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