[Ohrrpgce] SVN: teeemcee/7841 Fix bug 2013: Pre-Beelzebufo games expected backdrops to appear above th

[subversion at HamsterRepublic.com]

teeemcee
2016-03-20 02:21:55 -0700 (Sun, 20 Mar 2016)
146
Fix bug 2013: Pre-Beelzebufo games expected backdrops to appear above the sprite layer

Added a backcompat bit. There was no need to add a fixbit.
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U   wip/common.rbas
U   wip/ohrhelp/general_game_backcompat_bitsets.txt
U   wip/slices.bas
U   wip/subs4.bas
U   wip/whatsnew.txt