fixes to travis setup - debugging compile test
fixes to travis setup - debugging compile test

bioinformed/pysam,nlhepler/pysam,nlhepler/pysam,daler/pysam,nlhepler/pysam,carolinux/pysam,pysam-developers/pysam,daler/pysam,TyberiusPrime/pysam,dannon/pysam,brendanofallon/pysam,TyberiusPrime/pysam,carolinux/pysam,nlhepler/pysam,daler/pysam,brendanofallon/pysam,daler/pysam,bioinformed/pysam,dannon/pysam,nlhepler/pysam,mattions/pysam,brendanofallon/pysam,kyleabeauchamp/pysam,kyleabeauchamp/pysam,TyberiusPrime/pysam,carolinux/pysam,brendanofallon/pysam,carolinux/pysam,brendanofallon/pysam,pysam-developers/pysam,mattions/pysam,dannon/pysam,bioinformed/pysam,bioinformed/pysam,mattions/pysam,pysam-developers/pysam,TyberiusPrime/pysam,mattions/pysam,dannon/pysam,TyberiusPrime/pysam,daler/pysam,dannon/pysam,kyleabeauchamp/pysam,carolinux/pysam,pysam-developers/pysam,kyleabeauchamp/pysam,kyleabeauchamp/pysam,bioinformed/pysam,mattions/pysam