May 1

1. 20:30

   Document v19 changes needed

   subham007
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   043a464
2. 13:23

   v18: fix opening idle bug (margin*0.4 in early game), OPENING_TURN_LIMIT=55, HOSTILE_MARGIN_BASE=4

   subham007
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   c2e53dc
3. 13:23

   initial commit

   subham007
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   a049d2a