Fixed postgresql_db failing on Python 2.4 with --check
Fixup the directory name at a higher level so it can be used by both conditional branches

Fixes #500
Type fix on delete_snapshot docs.
Don't traceback if a gid is specified instead of a group name

Fixes https://github.com/ansible/ansible/issues/9796
Merge pull request #501 from mikeputnam/devel

Type fix on delete_snapshot docs.
Fixed postgresql_db failing on Python 2.4 with --check

This reverts commit 81cbdb6c8cf54c41ba2ee3330c968e2feea05a5c and adds ignoring of the SystemExit exception because of Python 2.4.
Merge pull request #281 from kustodian/postgresql_db_fix_for_python_24_checkmode

Fixed postgresql_db failing on Python 2.4 with --check