-fixed bug big_willow spawner not enabled
-fixed bug steer not using big_willow spawner
-make mobs more smart in avoiding dropping
-make mobs more smart in avoiding falling into water
-catch misspelled blacklist string
-fix bug in barn crashing game
-fix bug custom on step handler making minetest unresponsive
-fixed crash on invalid blacklist
-added check to warn on unrealistic count of callbacks
-added statistics feature for mobf callback times
-make vombies and boombomb spawn in desert too
-fixed height level controling for fish and gulls (has been brocken for ages)
-added spawner based spawning for any abm based spawning
-"default" state is now mandatory for any mob!
-added lots of security checks to callback handlers
-added new tracing facilitys mobf_core and mobf_core_helper
-fixed additional bugs in entity replacement code of state changer
-fixed bug mobf crashing on no good position beeing known for mob when needed
-removed wielditem steer and cow textures
-added mesh based 3d models for cow
-added workaround for lost dynamic data on saving of permanent data
-don't drown mobs but move to last known good position
-drop correct meat
-add support for multiple drops
-fix lots of bugs in state change handling
-add animation support
-added experimental mob npc to demonstrate animation handling
