The following command lists all the files that have changed since the last release (v3.1.0.201310021548-r):
$ git diff --name-only v3.1.0.201310021548-r..HEAD org.eclipse.jgit.packaging/org.eclipse.jgit.target/jgit-4.3.target org.eclipse.jgit.packaging/org.eclipse.jgit.target/jgit-4.4.target org.eclipse.jgit.pgm.test/tst/org/eclipse/jgit/pgm/DescribeTest.java org.eclipse.jgit.pgm.test/tst/org/eclipse/jgit/pgm/FetchTest.java org.eclipse.jgit.pgm/src/org/eclipse/jgit/pgm/Describe.java ...