fix the examples

Author: lookfirst

example.json

@@ -4,13 +4,17 @@
     "host" : "w2",
     "queries" : [ {
       "outputWriters" : [ {
-        "@class" : "com.googlecode.jmxtrans.model.output.StdOutWriter"
+        "@class" : "com.googlecode.jmxtrans.model.output.StdOutWriter",
+        "settings" : {
+        }
       } ],
       "obj" : "java.lang:type=Memory",
       "attr" : [ "HeapMemoryUsage", "NonHeapMemoryUsage" ]
     }, {
       "outputWriters" : [ {
-        "@class" : "com.googlecode.jmxtrans.model.output.StdOutWriter"
+        "@class" : "com.googlecode.jmxtrans.model.output.StdOutWriter",
+        "settings" : {
+        }
       } ],
       "obj" : "java.lang:name=CMS Old Gen,type=MemoryPool",
       "attr" : [ "Usage" ]

heapmemory.json

@@ -4,7 +4,7 @@
     "host" : "w2",
     "queries" : [ {
       "obj" : "java.lang:type=Memory",
-      "attr" : [ "HeapMemoryUsage" ]
+      "attr" : [ "HeapMemoryUsage", "NonHeapMemoryUsage" ],
       "outputWriters" : [ {
         "@class" : "com.googlecode.jmxtrans.model.output.RRDToolWriter",
         "settings" : {