Add query parser.
Takes a skosAnalyzer in the constructor.
Move to Lucene/Solr 4.5.1
Fix deprecation warnings
Do not index concepts without URIs.
Merge branch 'queryparser' into skosqparser
Update queryparser
Update documentation
Normalize line endings
FilterFactory constructor should be public; issue #10
Solr factory improvements
Release 0.4.5 which supports up to Lucene/Solr 4.5