Send full list of commands to the client upon pubkey authentication a…

…nd remove listrotation and listmaps from admin command list

/listrotation didn't work because someone added it to the admin command list with no function so it was always handled by the admin list
instead of the command list in g_cmds.cpp.
Fixes #433

src/gamelogic/game/g_admin.cpp

@@ -201,24 +201,12 @@ static const g_admin_cmd_t     g_admin_cmds[] =
 		N_("(^5mapname^7)")
 	},
 
-	{
-		"listmaps",     0,                   qtrue,  NULL,
-		N_("display a list of available maps on the server"),
-		N_("(^5mapname^7)")
-	},
-
 	{
 		"listplayers",  G_admin_listplayers, qtrue,  "listplayers",
 		N_("display a list of players, their client numbers and their levels"),
 		""
 	},
 
-	{
-		"listrotation", 0,                   qtrue,  NULL,
-		N_("display the active map rotation"),
-		""
-	},
-
 	{
 		"lock",         G_admin_lock,        qfalse, "lock",
 		N_("lock a team to prevent anyone from joining it"),

src/gamelogic/game/g_cmds.cpp

@@ -4472,7 +4472,7 @@ static void Cmd_Pubkey_Identify_f( gentity_t *ent )
 
 	ent->client->pers.pubkey_authenticated = 1;
 	G_admin_authlog( ent );
-	G_admin_cmdlist( ent );
+	G_ListCommands( ent );
 	CP( "cp_tr " QQ(N_("^2Pubkey authenticated")) "\n" );
 }