SPARK-293 Cancel of Spark Manager download does not actually close the inputstream.
SPARK-88 Updater should check for downloaded version of file in cases where the user does not want to restart.
SPARK-323 auto-away should change presence priority to 0
SPARK-324 Add presence status change on exit of Spark
git-svn-id: http://svn.igniterealtime.org/svn/repos/spark/trunk@4750 b35dd754-fafc-0310-a699-88a17e54d16e