The system consists of
* script command to spawn a controlled mob
* script commands to attach npcs to such mobs and manipulate their AI
* a page of documentation for these commands
* callbacks at various source code locations that invoke the attached npcs
* two npc examples
git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@13021 54d463be-8e91-2dee-dedb-b68131a5f0ec
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