DODS_Dipatch.pm: Removed debug = 2 for the release. Fixed call to dap_usage; it now gets the cache dir value. Tests have been fixed and run corectly with a default dap-server.rc file.
DODS_Dipatch.pm: Removed debug = 2 for the release. Fixed call
to dap_usage; it now gets the cache dir value. Tests have been
fixed and run corectly with a default dap-server.rc file.

OPENDAP/dap-server,OPENDAP/dap-server,OPENDAP/dap-server,OPENDAP/dap-server,OPENDAP/dap-server