Added realtime.spec to realtime config path.

examples/config/realtime/realtime.spec

@@ -0,0 +1,29 @@
+[{
+  "schema" : { "dataSource":"druidtest",
+               "aggregators":[ {"type":"count", "name":"impressions"},
+                                  {"type":"doubleSum","name":"wp","fieldName":"wp"}],
+               "indexGranularity":"minute",
+           "shardSpec" : { "type": "none" } },
+  "config" : { "maxRowsInMemory" : 500000,
+               "intermediatePersistPeriod" : "PT10m" },
+  "firehose" : { "type" : "kafka-0.7.2",
+                 "consumerProps" : { "zk.connect" : "localhost:2181",
+                                     "zk.connectiontimeout.ms" : "15000",
+                                     "zk.sessiontimeout.ms" : "15000",
+                                     "zk.synctime.ms" : "5000",
+                                     "groupid" : "topic-pixel-local",
+                                     "fetch.size" : "1048586",
+                                     "autooffset.reset" : "largest",
+                                     "autocommit.enable" : "false" },
+                 "feed" : "druidtest",
+                 "parser" : { "timestampSpec" : { "column" : "utcdt", "format" : "iso" },
+                              "data" : { "format" : "json" },
+                              "dimensionExclusions" : ["wp"] } },
+  "plumber" : { "type" : "realtime",
+                "windowPeriod" : "PT10m",
+                "segmentGranularity":"hour",
+                "basePersistDirectory" : "/tmp/realtime/basePersist",
+                "rejectionPolicy": {"type": "messageTime"} }
+
+}]
+