[Ohrrpgce] SVN: teeemcee/8989 Switch a bunch of code to XYPairs: add NPCInst.pos, .xygo, HeroWalkabout

[subversion at HamsterRepublic.com]

teeemcee
2017-07-10 05:06:59 -0700 (Mon, 10 Jul 2017)
177
Switch a bunch of code to XYPairs: add NPCInst.pos, .xygo, HeroWalkabout.xygo, CaterpillarHistory.pos

Also added XYPair LET(v as integer) operator so you can write ".xygo = 0".
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U   wip/custom_udts.bi
U   wip/game.bas
U   wip/game.bi
U   wip/game_udts.bi
U   wip/mapsubs.bas
U   wip/moresubs.rbas
U   wip/udts.bi
U   wip/util.bas
U   wip/util.bi
U   wip/walkabouts.bas
U   wip/walkabouts.bi