* Run each shell command in a new context so modules aren't cached.  * Call System.exit() when we leave the loop so any running jetty or    debugger instances are closed.
* Run each shell command in a new context so modules aren't cached. 
* Call System.exit() when we leave the loop so any running jetty or 
  debugger instances are closed.

git-svn-id: fac99be8204c57f0935f741ea919b5bf0077cdf6@8862 688a9155-6ab5-4160-a077-9df41f55a9e9

ashwinrayaprolu1984/ringojs,ashwinrayaprolu1984/ringojs,Transcordia/ringojs,Transcordia/ringojs,Transcordia/ringojs,ashwinrayaprolu1984/ringojs,oberhamsi/ringojs,ringo/ringojs,ringo/ringojs,oberhamsi/ringojs,Transcordia/ringojs,oberhamsi/ringojs,ringo/ringojs,ashwinrayaprolu1984/ringojs,ringo/ringojs