singlenode ec2servers.csv now contains all port info.
FixHang updating so that ssh connects won't hang.

Updated shutdown script with latest jars

Changed commands to run without block

The commands that update the server are now called without blocking.  THe application then waits for the
server to come alive on 9393 (or whatever port).  If after 5 minutes the server doesn't start it will reissue the commands.

Container checker now uses JMX port vs process chk

Cleaned up headers.