add new attention system
-support mobs facing player as first escalation level
-improove target selection (view angel, hear distance, remote view)
add support for saving userdefined values
entity.dynamic_data.permanent_data is preserved troughout load/unload of mob
fix bug neither entity nor state information passed to custom precondition handler
fix typo in reason
fix comment
add support for new attention system
make buildings much more rare
update version number
updated to new damage system
make own view angle and remote view work
fix bugs