Simplify test case.

git-svn-id: https://svn.apache.org/repos/asf/activemq/activemq-apollo/trunk@1487673 13f79535-47bb-0310-9956-ffa450edef68
Reduce the number of dispatch sources used by a queue.

git-svn-id: https://svn.apache.org/repos/asf/activemq/activemq-apollo/trunk@1487674 13f79535-47bb-0310-9956-ffa450edef68
Update selenium version used.

git-svn-id: https://svn.apache.org/repos/asf/activemq/activemq-apollo/trunk@1487675 13f79535-47bb-0310-9956-ffa450edef68
Upgrade selenium version and test against Safari too.

git-svn-id: https://svn.apache.org/repos/asf/activemq/activemq-apollo/trunk@1487676 13f79535-47bb-0310-9956-ffa450edef68
Optimize the range ack case a bit when the first message is being acked.  This should lower the CPU usage as we don't need to iterate all the messages sent to the consumer.

git-svn-id: https://svn.apache.org/repos/asf/activemq/activemq-apollo/trunk@1487677 13f79535-47bb-0310-9956-ffa450edef68