[Ohrrpgce] SVN: teeemcee/11767 ohrhelp: document when attack costs and tags are evaluated, relative to

[subversion at HamsterRepublic.com]

teeemcee
2020-04-25 17:57:41 -0700 (Sat, 25 Apr 2020)
154
ohrhelp: document when attack costs and tags are evaluated, relative to chains

But didn't mention that tags happen before costs, because it seems dubious
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U   wip/bmod.rbas
U   wip/ohrhelp/attack_cost.txt
U   wip/ohrhelp/attack_tags.txt