Fixes and improvements of cleanup.sh

Fixed
    - images listing command in corresponding cleanup
    - volume snapshot commands

Improved
    - option handling
    - "-h", help
    - "-t", dry-run mode
    - "-P", force clean of projects
    - added "trap" for cleaning temp file

Change-Id: I1a387abb1d937736a4b77a20dc07faa33c937b19
1 file changed
tree: c7c42dfd5558133d6e65c905d7acb31f8038f7fd
  1. rally/
  2. tempest/
  3. wally/
  4. cleanup.sh
  5. cleanup_old.sh
  6. configure.sh
  7. Dockerfile