Bowmode controls how you will fire arrows and bolts.

The options are:

normal: As you would expect.
threewide: Fires three arrows in parallel.
spreadshot: Fires three arrows which spread out over distance.
fire<direction>: Locks in the direction the missiles will fire, specify by compas position: firenorth, firene, fireeast, firese, firesouth, firesw, firewest, firenw
bestarrow: Selects and fires the probable best arrow for from your inventory.
