added compression to core-site.xml and mapred-site.xml
added compression to core-site.xml and mapred-site.xml

juju-solutions/jujubigdata,johnsca/jujubigdata,johnsca/jujubigdata,tsakas/jujubigdata,ktsakalozos/jujubigdata,juju-solutions/jujubigdata,tsakas/jujubigdata,ktsakalozos/jujubigdata