add config parsing ability
add config parsing ability

jdost321/hdfs-xrootd-fallback-proj,jdost321/hdfs-xrootd-fallback-proj,jdost321/hdfs-xrootd-fallback-proj,jdost321/hdfs-xrootd-fallback-proj,jdost321/hdfs-xrootd-fallback-proj