Small changes to rss bench

add_rss.js

@@ -34,6 +34,7 @@ function init_server (){
         browser.close();
       } else {
         console.log(msg);
+        process.send(msg);
         ws.close();
         browser.close();
       }

results/rss.csv

-100,3.61
-1000,34.637
-5000,174.397
-10000,298.66
+items,time 
+100,3.087
+1000,29.468
+5000,164.876
+10000,333.428

rss_bench.js

@@ -48,6 +48,8 @@ function runScriptSync(list, callback) {
     });
 }
 
+stream.write("items,time \n");
+
 var to_run = [{scriptPath : './add_rss.js', args : ['-f' ,"./test_files/RSS/rss_100000.xml"], amount : 100000},
               {scriptPath : './add_rss.js', args : ['-f' ,"./test_files/RSS/rss_50000.xml"], amount : 50000},
               {scriptPath : './add_rss.js', args : ['-f' ,"./test_files/RSS/rss_10000.xml"], amount : 10000},