Michael Cook (mackal) 3c794cfc07 Add Support to define a valid HP range for NPC casting
These will allow us to define a valid HP range (HP of the caster) that
an NPC will cast a spell. For example NPC casting a defensive spell at
2018-02-01 18:34:07 -05:00
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2018-01-15 22:02:52 -05:00
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