[Ohrrpgce] SVN: teeemcee/8313 Add Surface-based setvissurface equivalent to setvispage.

[subversion at HamsterRepublic.com]

teeemcee
2017-01-04 05:16:04 -0800 (Wed, 04 Jan 2017)
198
Add Surface-based setvissurface equivalent to setvispage.

Of course, setvissurface is a terrible name, but sometimes it's better
to be consistent, otherwise you end up with... exactly what we have!
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U   wip/allmodex.bas
U   wip/allmodex.bi
U   wip/custom.bas