SOLR-3279: Maven configuration: exclude unused carrot2-core transitive dependencies: jfree:jcommon; org.apache.commons:commons-math; org.uncommons.maths:uncommons-maths; and xpp3:xpp3.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1427841 13f79535-47bb-0310-9956-ffa450edef68