Script to bulk delete apps from Cloud Foundry that have the same name (via regexp) - useful for cleaning up training environments

$ chmod +x apps_bulk_delete.sh
$ ./apps_bulk_delete.sh
USAGE: ./apps_bulk_delete.sh NAME_FILTER

$ ./apps_bulk_delete.sh spork
Deleting sporks-v1... done.
Deleting sporks... done.
Deleting sporks-v2... done.
Deleting sporks-v1... done.
Deleting sporks-v1... done.
Deleting sporks... done.
Deleting sporks-v2... done.
Deleting sporks-v2... done.
Deleting sporks... done.
Deleting sporks-v1... done.
...