[Feature request] Make spears throwable

[Kuggle01]

Pretty self exsplanatory, make it so spears can be thrown just like tridents. Also making it so all spears have the same attack speed instead of getting slower the better the material would be nice, makes me feel like any spear above iron isn't worth using

[NeusFear]

If the spears aren't throwable this is a bug, because they are supposed to be