Let's see if gcc-8 is usable on travis
Let's see if gcc-8 is usable on travis

da-woods/cython,da-woods/cython,da-woods/cython,cython/cython,scoder/cython,cython/cython,scoder/cython,scoder/cython,da-woods/cython,cython/cython,scoder/cython,cython/cython