add (optional) CC_HTTPPORT and JOB_HISTORY_SIZE to conf
diff --git a/pregelix/pregelix-dist/src/main/resources/conf/cluster.properties b/pregelix/pregelix-dist/src/main/resources/conf/cluster.properties
index cac0aa5..79f42ed 100644
--- a/pregelix/pregelix-dist/src/main/resources/conf/cluster.properties
+++ b/pregelix/pregelix-dist/src/main/resources/conf/cluster.properties
@@ -18,6 +18,9 @@
 #The CC port for Hyracks cluster management
 CC_CLUSTERPORT=1099
 
+#The CC port for REST communication
+CC_HTTPPORT=16001
+
 #The tmp directory for cc to install jars
 CCTMP_DIR=/tmp/t1
 
@@ -39,6 +42,9 @@
 #The frame size of the internal dataflow engine
 FRAME_SIZE=65536
 
+#The number of jobs whose logs are kept in-memory on the CC
+JOB_HISTORY_SIZE=0
+
 #CC JAVA_OPTS
 CCJAVA_OPTS="-Djava.util.logging.config.file=logging.properties"
 # debug option: CCJAVA_OPTS="-Xdebug -Xrunjdwp:transport=dt_socket,address=7001,server=y,suspend=n -Djava.util.logging.config.file=logging.properties"