Release 2.7.1

[Andy Seaborne]

I've uploaded the three zip files that the build produces (not done as a 
maven release, just built against trunk) for inspection.

http://people.apache.org/~andy/Jena-2.7.1/
apache-jena-2.7.1-SNAPSHOT.zip
jena-2.7.1-SNAPSHOT-source-release.zip
jena-fuseki-0.2.2-SNAPSHOT-distribution.zip


        Andy