add mgt.server.vendor global configuration, in case different vendor wants to identify its identity

server/src/com/cloud/configuration/Config.java

diff --git a/server/src/com/cloud/configuration/Config.java b/server/src/com/cloud/configuration/Config.java
index 640e7fa..2178356 100755
--- a/server/src/com/cloud/configuration/Config.java
+++ b/server/src/com/cloud/configuration/Config.java
@@ -413,9 +413,11 @@
     ExecuteInSequenceNetworkElementCommands("Advanced", NetworkOrchestrationService.class, Boolean.class, "execute.in.sequence.network.element.commands", "false", "If set to true, DhcpEntryCommand, SavePasswordCommand, UserDataCommand, VmDataCommand will be synchronized on the agent side." +
             " If set to false, these commands become asynchronous. Default value is false.", null),
 
-	UCSSyncBladeInterval("Advanced", ManagementServer.class, Integer.class, "ucs.sync.blade.interval", "3600", "the interval cloudstack sync with UCS manager for available blades in case user remove blades from chassis without notifying CloudStack", null);
+	UCSSyncBladeInterval("Advanced", ManagementServer.class, Integer.class, "ucs.sync.blade.interval", "3600", "the interval cloudstack sync with UCS manager for available blades in case user remove blades from chassis without notifying CloudStack", null),
 
-	private final String _category;
+    ManagementServerVendor("Advanced", ManagementServer.class, String.class, "mgt.server.vendor", "ACS", "the vendor of management server", null);
+
+    private final String _category;
 	private final Class<?> _componentClass;
 	private final Class<?> _type;
     private final String _name;