Reverting the Drop API for now, we need to re-evalute this as it is causing too many issues and blocking releases.

This reverts commits:
- d2d03afc8854394aeefb40ea5ebf224c8032b19f
- 6245746e91123dd8ef70e5f15b7cdfc7e36d8e8c
- 41fae5c613e9e69a8f6bdf33b23bb09d7f407433
- c34bdecab42cf4098054a5ea43e1c2958d44ae92
- d7445084ac9a90fa0b66d8b050b8d0d2a062eaf3
- 6a6ed2e6ae2328a8a791bcc6857c44dc6c6a7030
- a783bc4dc95da8e26c673abe48fad96b550aba28
- cb50fd68766df8e07631ba5be85759f8257e8068
- 34dfff2ad5c407c712b2783f02960aac5e8649f2
- f33b513820de987b49a4338e85df80968217a601
- 5fd9fdfde055e6eb6a83db246d009b69377b7c94
- 2795b116f40d06551fbb7b96d1963c0ddbeac384

src/main/java/net/minecraft/server/BlockCrops.java

@@ -96,7 +96,6 @@ public class BlockCrops extends BlockFlower {
 
             for (int k1 = 0; k1 < j1; ++k1) {
                 if (world.random.nextInt(15) <= l) {
-                    /* CraftBukkit start - Identical logic to superclass method; defer to that method
                     float f1 = 0.7F;
                     float f2 = world.random.nextFloat() * f1 + (1.0F - f1) * 0.5F;
                     float f3 = world.random.nextFloat() * f1 + (1.0F - f1) * 0.5F;
@@ -105,8 +104,6 @@ public class BlockCrops extends BlockFlower {
 
                     entityitem.pickupDelay = 10;
                     world.addEntity(entityitem);
-                    // */
-                    this.a(world, i, j, k, new ItemStack(Item.SEEDS));
                 }
             }
         }