SOLR-2382: Switch javadoc tag @solr.experimental to @lucene.experimental (the build's javadoc invocation does not include @solr.experimental, and @lucene.experimental is already used in many places in Solr's code)
lucene/dev/trunk/solr/contrib/dataimporthandler/src/java/org/apache/solr/handler/dataimport/DIHCache.java