Add debug flag to legacy db insert

aosstower/level_00/legacy_db_insert.py

@@ -46,6 +46,8 @@ def main():
                         help='logging level',
                         choices=(['trace', 'debug', 'info', 'warn', 'error']))
     parser.add_argument('--logfn', help='Log to rotating file')
+    parser.add_argument('--debug', action='store_true',
+                        help='Don\'t submit records to the database, print them to stdout')
     parser.add_argument('-s', '--station', dest='station', default='RIG Tower',
                         help='Name of station to use to determine symbols')
     parser.add_argument('--ldmp', action='store_true',