SOLR-4839: revert persistTempDirectory=true setting in solr-jetty-context.xml - Jetty 9 isn't on 5.x yet
SOLR-4839: revert persistTempDirectory=true setting in solr-jetty-context.xml - Jetty 9 isn't on 5.x yet

git-svn-id: e799fff536a883f3c27ef733fe770373e8a19271@1650384 13f79535-47bb-0310-9956-ffa450edef68

PATRIC3/p3_solr,PATRIC3/p3_solr,PATRIC3/p3_solr,PATRIC3/p3_solr,PATRIC3/p3_solr,PATRIC3/p3_solr,PATRIC3/p3_solr