FIX: rm_subdirs did not specify deafult behavior for onerror=None
FIX: rm_subdirs did not specify deafult behavior for onerror=None

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