use blocks for popen so that ruby waits for child process to exit
grep for non-daemon jetty pid
change jvm montitor to run every 30 seconds, and restart if 4/5 times is over 70%
this is to account for the fluctuation in jvm reading
Merge pull request #1 from electronic-arts/feature/HON-2491

use blocks for popen so that ruby waits for child process to exit