Set new default values of akka.port, seed_nodes list and http port.

skywalking-collector/skywalking-collector-worker/src/main/resources/collector.config

 cluster.current.hostname=127.0.0.1
-cluster.current.port=10000
+cluster.current.port=11800
 cluster.current.roles=WorkersListener
-cluster.seed_nodes=127.0.0.1:1000,127.0.0.1:1001
+cluster.seed_nodes=127.0.0.1:11800
 
 es.cluster.name=CollectorDBCluster
 es.cluster.nodes=127.0.0.1:9300
@@ -11,7 +11,7 @@ es.index.shards.number=2
 es.index.replicas.number=0
 
 http.hostname=127.0.0.1
-http.port=7001
+http.port=12800
 http.contextPath=/
 
 cache.analysis.size=1024