Made --help more clear.

svn: r16818

src/cli/argparser.py

@@ -200,6 +200,9 @@ class ArgParser(object):
         7/ -p, --options=OPTIONS_STRING : specify options
         8/ -u, --force-unlock: A locked database can be unlocked by giving this
                  argument when opening it
+        9/ -s  --show : Show config settings
+        10/ -c --config=config.setting:value : Set config.setting and start Gramps
+                 without :value, the actual config.setting is shown
                             
         """
         try: