Update dependencies

lib/libraries.properties

@@ -52,7 +52,7 @@ javax.mail-api.version=1.6.0
 jdepend.version=2.9.1
 jruby.version=1.6.8
 junit.version=4.12
-rhino.version=1.7.7.2
+rhino.version=1.7.8
 jsch.version=0.1.54
 jython.version=2.7.0
 # log4j 1.2.15 requires JMS and a few other Sun jars that are not in the m2 repo
@@ -62,7 +62,7 @@ servlet-api.version=2.3
 which.version=1.0
 xalan.version=2.7.2
 xml-resolver.version=1.2
-xz.version=1.6
+xz.version=1.8
 # paired
 jacl.version=1.2.6
 tcljava.version=${jacl.version}