Merge pull request #257 from sosiouxme/enterprise-2.0

local mongodb replicants; GC activemq queues
<openshift.ks> option to install example routing plugin
Merge pull request #258 from sosiouxme/2.0-routing-plugin

<openshift.ks> option to install example routing plugin
<routing listener> add echo; move nginx example
<openshift.ks> enable puddles and extras

Can now define parameters such that the script will configure plain old
yum repos for OSE puddles and extras, even when using an RHN subscription.
The extras repos can be used for testing errata.