Initialized many variables

Fix for enemy invasions and reinforcements


git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@1192 3b4a5df2-a311-0410-b5c6-a8a6f20db521

lua/lua.cpp

@@ -51,6 +51,8 @@ static LuaAttrib* LuaCommonGetSet( lua_State *L )
 	else
 	{
 		luaL_argcheck( L, 0, 2, "Invalid index to the table" );
+		// The last function doesn't return, but gotta keep the compiler happy
+		return NULL;
 	}
 
 	for ( ; Attributes->name; Attributes++ )