code: function executeBitlash(data) {
  	console.log('Exec:', data, typeof data, bitlash.ready);
  	if (bitlash.ready) {
  		bitlash.exec(data.cmd + '\n', function(reply) {
  			reply = reply.trim();
  			if (reply && reply.length>0) {
  				addCache(data.id, reply);
  				console.log('sending update:', reply);
  				data.value = reply;
  				io.sockets.emit('update', data);
  			}
  		});
  	}
  	else if (heroku) {
  		console.log('Rexec:', data);
  		io.sockets.emit('rexec', data);
  	}
  	else console.log('Bitlash not ready, dropping:', data);
  }
docs: ////////  Send command to Bitlash