Clean up a lot of obfuscation helpers and impls

This fixes a bug with obfuscation helpers for attack cooldown
But every other change should stay the same.

Cleaning up a lot of helpers that pointed to already unobfuscated items.
Also adds final to many of the obfhelpers to assist with inlining.

This is pretty much a patch maintenance

Spigot-Server-Patches/Entity-Origin-API.patch

@@ -46,7 +46,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
  
      protected abstract void saveData(NBTTagCompound nbttagcompound);
  
-+    protected NBTTagList createList(double... adouble) { return a(adouble); } // Paper - OBFHELPER
++    protected final NBTTagList createList(double... adouble) { return a(adouble); } // Paper - OBFHELPER
      protected NBTTagList a(double... adouble) {
          NBTTagList nbttaglist = new NBTTagList();
          double[] adouble1 = adouble;