Set default number of players for SP games to the max (9 including Gaia).

This was SVN commit r1764.

binaries/data/mods/official/gui/test/functions_pregame_load.js

@@ -1,6 +1,7 @@
 function startLoadingScreen()
 {
-        // Setup loading screen.
+// HACK: Added to increase number of players from its default 2, until we have a session creation screen.
+	g_GameAttributes.numPlayers = 9;
 
         // Switch screens from main menu to loading screen.
         GUIObjectHide("pregame_gui");