rename __DEFINES/mob.dm to __DEFINES/mobs.dm

make environment_smash into bitflags
add obj_damage for simple animals
make default max_integrity and obj_integrity INFINITY for non-defined objects, until we can move more objects to obj_integrity/take_damage() system
adds examining objects to roughly check damage
more obj_defense.dm procs
tables can be attacked with items, glass tables have a narsie_act()
fixes, changes to make it compile

code/modules/shuttle/shuttle.dm

@@ -33,6 +33,9 @@
 
 		return QDEL_HINT_LETMELIVE
 
+/obj/docking_port/take_damage()
+	return
+
 /obj/docking_port/singularity_pull()
 	return