Squarby's daggers

Adds two new weapons to the game along with two recipes, two advancements and a creative tab

-The dagger is made from an amethyst shard and a stick and attacks faster than a sword

-The echo dagger is a more powerful dagger made with an echo shard, it deals more dammage and can shoot projectiles that make lightning strike

-Knives? is the advancement for making a dagger

-Echo knife! is the advancement for making an echo dagger

-The creative inventory tab contains both daggers and a creative only item used to make the projectile function