More straightforward TotalRoundsPre counting if there's only 1 clan

Add separate TotalRounds var for Lua to count the *actual* number of rounds that have been played The internal TotalRounds (now TotalRoundsPre) is really WTF to use from a Lua standpoint and rarely useful. Scripters usually want to know the real number of rounds.

Fix TotalRounds advancing incorrectly with gfRandomOrder off and/or gfTagTeam on

Fix TotalRounds increasing incorrectly if gfRandomOrder is off