Put more options into the options index

Also removed the single letter options from the index.

doc/ChangeLog

@@ -1,5 +1,7 @@
 2011-10-12  Werner Koch  <wk@g10code.com>
 
+	* gpg.texi: Add a bunch of opindex items.
+
 	* yat2m.c (parse_file): Add hack to allow table indentation.
 
 2011-08-12  Werner Koch  <wk@g10code.com>

doc/gpg-agent.texi

@@ -204,7 +204,6 @@ below the home directory of the user.
 
 @item -v
 @item --verbose
-@opindex v
 @opindex verbose
 Outputs additional information while running.
 You can increase the verbosity by giving several
@@ -212,7 +211,6 @@ verbose commands to @command{gpgsm}, such as @samp{-vv}.
 
 @item -q
 @item --quiet
-@opindex q
 @opindex quiet
 Try to be as quiet as possible.
 
@@ -300,9 +298,7 @@ debugging.
 @itemx --sh
 @itemx -c
 @itemx --csh
-@opindex s
 @opindex sh
-@opindex c
 @opindex csh
 Format the info output in daemon mode for use with the standard Bourne
 shell or the C-shell respectively.  The default is to guess it based on

doc/gpgsm.texi

@@ -479,7 +479,6 @@ for a reason.
 @item --armor
 @itemx -a
 @opindex armor
-@opindex -a
 Create PEM encoded output.  Default is binary output.
 
 @item --base64
@@ -523,7 +522,6 @@ set; however @option{--default-key} always overrides this.
 @item --local-user @var{user_id}
 @item -u @var{user_id}
 @opindex local-user
-@opindex -u
 Set the user(s) to be used for signing.  The default is the first
 secret key found in the database.
 

doc/tools.texi

@@ -1193,7 +1193,6 @@ Specify the agent program to be started if none is running.
 
 @item -S
 @itemx --raw-socket @var{name}
-@opindex S
 @opindex raw-socket
 Connect to socket @var{name} assuming this is an Assuan style server.
 Do not run any special initializations or environment checks.  This may