integrating installer: checkpoint-2

git-svn-id: https://asterixdb.googlecode.com/svn/branches/asterix_stabilization_installer@1224 eaa15691-b419-025a-1212-ee371bd00084
diff --git a/asterix-events/src/main/resources/schema/cluster.xsd b/asterix-events/src/main/resources/schema/cluster.xsd
index e5c6511..edfe220 100644
--- a/asterix-events/src/main/resources/schema/cluster.xsd
+++ b/asterix-events/src/main/resources/schema/cluster.xsd
@@ -32,6 +32,7 @@
       <xs:element ref="cl:id"/>
       <xs:element ref="cl:ip"/>
       <xs:element ref="cl:cluster-ip"/>
+      <xs:element ref="cl:java_home" minOccurs="0"/>
       <xs:element ref="cl:ram" minOccurs="0"/>
       <xs:element ref="cl:logdir" minOccurs="0"/>
     </xs:sequence>
@@ -61,6 +62,7 @@
       <xs:element ref="cl:id"/>
       <xs:element ref="cl:ip"/>
       <xs:element ref="cl:ram" minOccurs="0"/>
+      <xs:element ref="cl:java_home" minOccurs="0"/>
       <xs:element ref="cl:logdir" minOccurs="0"/>
       <xs:element ref="cl:store" minOccurs="0"/>
     </xs:sequence>
@@ -74,7 +76,7 @@
       <xs:element ref="cl:username"/>
       <xs:element ref="cl:env" minOccurs="0"/>
       <xs:element ref="cl:ram" minOccurs="0"/>
-      <xs:element ref="cl:java_home" minOccurs="1"/>
+      <xs:element ref="cl:java_home" minOccurs="0"/>
       <xs:element ref="cl:logdir" minOccurs="0"/>
       <xs:element ref="cl:store" minOccurs="0"/>
       <xs:element ref="cl:workingDir"/>