MISC: remove Py2.5 from travis
MISC: remove Py2.5 from travis

Python 2.5 is no longer supported

aabadie/joblib,tomMoral/joblib,aabadie/joblib,joblib/joblib,joblib/joblib,lesteve/joblib,karandesai-96/joblib,lesteve/joblib,karandesai-96/joblib,tomMoral/joblib