make it possible to determine if the symmetric engine has been starte…

…d by exposing a started property

symmetric/src/main/java/org/jumpmind/symmetric/SymmetricEngine.java

@@ -302,6 +302,14 @@ public boolean isRegistered() {
         return nodeService.findIdentity() != null;
     }
 
+    /**
+     * Check to see if this node has been started.
+     * @return true if the node is started
+     */
+	public boolean isStarted() {
+		return started;
+	}
+
     /**
      * Expose access to the Spring context.  This is for advanced use only.
      * @return
@@ -321,4 +329,6 @@ public static SymmetricEngine findEngineByName(String name) {
         return registeredEnginesByName.get(name);
     }
 
+
+
 }