Rename Schedule to Scheduler

examples/monitrc.conf

@@ -1,6 +1,6 @@
 check process crono_myapp
   with pidfile /path/to/crono.pid
-  start program = "bundle exec crono" with timeout 30 seconds
+  start program = "bundle exec crono -e production" with timeout 30 seconds
   stop program = "kill -s TERM `cat /path/to/crono.pid`" with timeout 30 seconds
   if totalmem is greater than 500 MB for 2 cycles then restart
   group myapp_crono