diff --git a/product/discovery/core/com.jboss.jbds.central.discovery/plugin.xml b/product/discovery/core/com.jboss.jbds.central.discovery/plugin.xml
index b641f07..3558c89 100644
--- a/product/discovery/core/com.jboss.jbds.central.discovery/plugin.xml
+++ b/product/discovery/core/com.jboss.jbds.central.discovery/plugin.xml
@@ -39,7 +39,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="JST Server"
             provider="Eclipse.org"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <!-- <iu id="org.eclipse.jst.server_adapters.ext.feature"/> -->
             <iu id="org.eclipse.jst.server_adapters.feature"/>
             <iu id="org.eclipse.jst.server_core.feature"/>
@@ -87,7 +87,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="Google Web Toolkit Designer"
             provider="Google, Inc."
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="com.google.gdt.eclipse.designer.editor.feature"/>
             <iu id="com.google.gdt.eclipse.designer.gpe.feature"/>
             <iu id="com.google.gdt.eclipse.designer.hosted.feature"/>
@@ -113,7 +113,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="Google Plugin + Web Toolkit"
             provider="Google, Inc."
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="com.google.gwt.eclipse.sdkbundle.e42.feature"/>
             <iu id="com.google.gdt.eclipse.suite.e42.feature"/>
          <icon
@@ -133,7 +133,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="Spring IDE"
             provider="Spring IDE Developers"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.springframework.ide.eclipse.aop.feature"/>
             <iu id="org.springframework.ide.eclipse.autowire.feature"/>
             <iu id="org.springframework.ide.eclipse.feature"/>
@@ -173,7 +173,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="Atlassian Connector"
             provider="Atlassian"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="com.atlassian.connector.eclipse"/>
          <icon
                image32="images/atlassian_32.png">
@@ -194,7 +194,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Eclipse EGit"
             provider="eclipse.org"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
        <iu id="org.eclipse.jgit"/>
        <iu id="org.eclipse.egit"/>
          <icon
@@ -214,7 +214,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Eclipse EGit: Mylyn Support"
             provider="eclipse.org"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.eclipse.jgit"/>
             <iu id="org.eclipse.egit"/>
             <iu id="org.eclipse.egit.mylyn"/>
@@ -246,7 +246,7 @@ Tested by Red Hat.</description>
             license="Free, Subclipse License"
             name="Subclipse + SVNKit"
             provider="tigris.org"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.tigris.subversion.subclipse"/>
             <iu id="org.tigris.subversion.clientadapter.svnkit.feature"/>
             <iu id="com.collabnet.subversion.merge.feature"/>
@@ -272,7 +272,7 @@ Tested by Red Hat.</description>
             license="Free, Subclipse License"
             name="Subclipse + SVNKit: Mylyn Support"
             provider="tigris.org"
-	    siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+	    siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.tigris.subversion.subclipse"/>
             <iu id="org.tigris.subversion.clientadapter.svnkit.feature"/>
             <iu id="org.tigris.subversion.subclipse.mylyn"/>
@@ -321,7 +321,7 @@ Tested by Red Hat.</description>
             license="Free, LGPL"
             name="Eclipse Checkstyle"
             provider="eclipse-cs Project"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="net.sf.eclipsecs"/>
             <iu id="com.github.sevntu.checkstyle.checks.feature"/>
          <icon
@@ -341,7 +341,7 @@ Tested by Red Hat.</description>
             license="Free, LGPL"
             name="FindBugs"
             provider="FindBugs Project"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
 	    <!-- https://issues.jboss.org/browse/JBDS-2284 -->
 	    <iu id="edu.umd.cs.findbugs.plugin.eclipse"/>
          <icon
@@ -364,7 +364,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Mylyn Issue Tracker Connectors"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
          <iu id="org.jboss.tools.common.mylyn.feature"/>
          <iu id="com.atlassian.connector.eclipse.jira"/>
          <iu id="com.atlassian.connector.eclipse.monitor"/>
@@ -395,7 +395,7 @@ Tested by Red Hat.</description>
             license="Free, PMD License"
             name="PMD"
             provider="PMD Developers"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
 	    <!-- https://issues.jboss.org/browse/JBIDE-12562 -->
        	    <iu id="net.sourceforge.pmd.eclipse"/>
          <icon
@@ -415,7 +415,7 @@ Tested by Red Hat.</description>
             license="Free, ASL"
             name="TestNG"
             provider="Cedric Beust"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.testng.eclipse"/>
          <icon
                image32="images/testng_32.gif">
@@ -470,7 +470,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven Integration"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.jboss.tools.maven.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -489,7 +489,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven CDI Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.jboss.tools.maven.cdi.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -508,7 +508,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven GWT Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.jboss.tools.maven.gwt.feature"/>
             <iu id="com.google.gdt.eclipse.suite.e42.feature"/>
          <icon
@@ -528,7 +528,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven Hibernate Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.jboss.tools.maven.hibernate.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -547,7 +547,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven JAX-RS Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.eclipse.m2e.wtp.jaxrs.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -566,7 +566,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven JSF Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.eclipse.m2e.wtp.jsf.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -585,7 +585,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Tools Maven Packaging Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.jboss.tools.maven.jbosspackaging.feature"/>
             <iu id="org.eclipse.m2e.feature"/>
             <iu id="org.eclipse.m2e.wtp.feature"/>
@@ -607,7 +607,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven Portlet Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.jboss.tools.maven.portlet.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -626,7 +626,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven Seam Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.jboss.tools.maven.seam.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -645,7 +645,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven JPA Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.eclipse.m2e.wtp.jpa.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -664,7 +664,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Maven Profile Management UI"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.jboss.tools.maven.profiles.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -684,7 +684,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Maven Integration for Eclipse (m2e)"
             provider="eclipse.org"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.eclipse.m2e.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -703,7 +703,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Maven Integration for Eclipse JDT APT (m2e-apt)"
             provider="JBoss by Red Hat"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.jboss.tools.maven.apt.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -722,7 +722,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Maven Integration for Web Tools (m2e-wtp)"
             provider="eclipse.org"
-            siteUrl="https://devstudio.jboss.com/updates/7.0-development/central/core/">
+            siteUrl="${jboss.discovery.site.url:https://devstudio.jboss.com/updates/7.0-development/central/core/}">
             <iu id="org.eclipse.m2e.wtp.feature"/>
          <icon
                image32="images/m2e_32.gif">
diff --git a/product/discovery/core/org.jboss.tools.central.discovery/plugin.xml b/product/discovery/core/org.jboss.tools.central.discovery/plugin.xml
index ca08333..a611726 100644
--- a/product/discovery/core/org.jboss.tools.central.discovery/plugin.xml
+++ b/product/discovery/core/org.jboss.tools.central.discovery/plugin.xml
@@ -38,7 +38,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="JST Server"
             provider="Eclipse.org"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <!-- <iu id="org.eclipse.jst.server_adapters.ext.feature"/> -->
             <iu id="org.eclipse.jst.server_adapters.feature"/>
             <iu id="org.eclipse.jst.server_core.feature"/>
@@ -85,7 +85,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="Google Web Toolkit Designer"
             provider="Google, Inc."
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="com.google.gdt.eclipse.designer.editor.feature"/>
             <iu id="com.google.gdt.eclipse.designer.gpe.feature"/>
             <iu id="com.google.gdt.eclipse.designer.hosted.feature"/>
@@ -110,7 +110,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="Google Plugin + Web Toolkit"
             provider="Google, Inc."
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="com.google.gwt.eclipse.sdkbundle.e42.feature"/>
             <iu id="com.google.gdt.eclipse.suite.e42.feature"/>
          <icon
@@ -129,7 +129,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="Spring IDE"
             provider="Spring IDE Developers"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.springframework.ide.eclipse.aop.feature"/>
             <iu id="org.springframework.ide.eclipse.autowire.feature"/>
             <iu id="org.springframework.ide.eclipse.feature"/>
@@ -168,7 +168,7 @@ Tested by Red Hat.</description>
             license="Free, EPL, Other"
             name="Atlassian Connector"
             provider="Atlassian"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="com.atlassian.connector.eclipse"/>
          <icon
                image32="images/atlassian_32.png">
@@ -188,7 +188,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Eclipse EGit"
             provider="eclipse.org"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
        <iu id="org.eclipse.jgit"/>
        <iu id="org.eclipse.egit"/>
          <icon
@@ -207,7 +207,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Eclipse EGit: Mylyn Support"
             provider="eclipse.org"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.eclipse.jgit"/>
             <iu id="org.eclipse.egit"/>
             <iu id="org.eclipse.egit.mylyn"/>
@@ -238,7 +238,7 @@ Tested by Red Hat.</description>
             license="Free, Subclipse License"
             name="Subclipse + SVNKit"
             provider="tigris.org"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.tigris.subversion.subclipse"/>
             <iu id="org.tigris.subversion.clientadapter.svnkit.feature"/>
             <iu id="com.collabnet.subversion.merge.feature"/>
@@ -263,7 +263,7 @@ Tested by Red Hat.</description>
             license="Free, Subclipse License"
             name="Subclipse + SVNKit: Mylyn Support"
             provider="tigris.org"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.tigris.subversion.subclipse"/>
             <iu id="org.tigris.subversion.clientadapter.svnkit.feature"/>
             <iu id="org.tigris.subversion.subclipse.mylyn"/>
@@ -311,7 +311,7 @@ Tested by Red Hat.</description>
             license="Free, LGPL"
             name="Eclipse Checkstyle"
             provider="eclipse-cs Project"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="net.sf.eclipsecs"/>
             <iu id="com.github.sevntu.checkstyle.checks.feature"/>
          <icon
@@ -330,7 +330,7 @@ Tested by Red Hat.</description>
             license="Free, LGPL"
             name="FindBugs"
             provider="FindBugs Project"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
 	    <!-- https://issues.jboss.org/browse/JBDS-2284 -->
 	    <iu id="edu.umd.cs.findbugs.plugin.eclipse"/>
          <icon
@@ -352,7 +352,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Mylyn Issue Tracker Connectors"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
          <iu id="org.jboss.tools.common.mylyn.feature"/>
          <iu id="com.atlassian.connector.eclipse.jira"/>
          <iu id="com.atlassian.connector.eclipse.monitor"/>
@@ -382,7 +382,7 @@ Tested by Red Hat.</description>
             license="Free, PMD License"
             name="PMD"
             provider="PMD Developers"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
 	    <!-- https://issues.jboss.org/browse/JBIDE-12562 -->
        	    <iu id="net.sourceforge.pmd.eclipse"/>
          <icon
@@ -401,7 +401,7 @@ Tested by Red Hat.</description>
             license="Free, ASL"
             name="TestNG"
             provider="Cedric Beust"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.testng.eclipse"/>
          <icon
                image32="images/testng_32.gif">
@@ -455,7 +455,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven Integration"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.jboss.tools.maven.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -473,7 +473,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven CDI Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.jboss.tools.maven.cdi.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -491,7 +491,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven GWT Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.jboss.tools.maven.gwt.feature"/>
             <iu id="com.google.gdt.eclipse.suite.e42.feature"/>
          <icon
@@ -510,7 +510,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven Hibernate Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.jboss.tools.maven.hibernate.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -528,7 +528,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven JAX-RS Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.eclipse.m2e.wtp.jaxrs.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -546,7 +546,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven JSF Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.eclipse.m2e.wtp.jsf.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -564,7 +564,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Tools Maven Packaging Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.jboss.tools.maven.jbosspackaging.feature"/>
             <iu id="org.eclipse.m2e.feature"/>
             <iu id="org.eclipse.m2e.wtp.feature"/>
@@ -585,7 +585,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven Portlet Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.jboss.tools.maven.portlet.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -603,7 +603,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven Seam Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.jboss.tools.maven.seam.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -621,7 +621,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="JBoss Maven JPA Configurator"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.eclipse.m2e.wtp.jpa.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -639,7 +639,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Maven Profile Management UI"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.jboss.tools.maven.profiles.feature"/>
          <icon
                image32="images/jbosstools_icon32.png">
@@ -658,7 +658,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Maven Integration for Eclipse (m2e)"
             provider="eclipse.org"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.eclipse.m2e.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -676,7 +676,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Maven Integration for Eclipse JDT APT (m2e-apt)"
             provider="JBoss by Red Hat"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.jboss.tools.maven.apt.feature"/>
          <icon
                image32="images/m2e_32.gif">
@@ -694,7 +694,7 @@ Tested by Red Hat.</description>
             license="Free, EPL"
             name="Maven Integration for Web Tools (m2e-wtp)"
             provider="eclipse.org"
-            siteUrl="http://download.jboss.org/jbosstools/updates/development/kepler/central/core/">
+            siteUrl="${jboss.discovery.site.url:http://download.jboss.org/jbosstools/updates/development/kepler/central/core/}">
             <iu id="org.eclipse.m2e.wtp.feature"/>
          <icon
                image32="images/m2e_32.gif">