create jena-spatial pom in trunk

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1519345 13f79535-47bb-0310-9956-ffa450edef68
jena-spatial solr support

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1519358 13f79535-47bb-0310-9956-ffa450edef68
Typo

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1519371 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch: upstream/trunk