Implement a build matrix for travis to test with/without numpy
Implement a build matrix for travis to test with/without numpy

icedwater/jpype,Cosmius/jpype,ktan2020/jpype,rrader/jpype,originell/jpype,rrader/jpype,ktan2020/jpype,rrader/jpype,marscher/jpype,originell/jpype,Cosmius/jpype,ktan2020/jpype,originell/jpype,icedwater/jpype,marscher/jpype,icedwater/jpype,marscher/jpype,originell/jpype,Cosmius/jpype,marscher/jpype,originell/jpype,ktan2020/jpype,rrader/jpype,icedwater/jpype,Cosmius/jpype