apt-get install solr-tomcat
 wget http://www.eu.apache.org/dist/nutch/1.9/apache-nutch-1.9-bin.tar.gz
 tar vfx apache-nutch-1.9-bin.tar.gz
 mv apache-nutch-1.9 /opt/nutch

 mv /etc/solr/conf/schema.xml /etc/solr/conf/schema.xml.orig
 cp /opt/nutch/conf/schema.xml /etc/solr/conf/schema.xml