chore: update readme

README.md

@@ -14,7 +14,7 @@ Bringing the October 10th 2014 Source Leak back down to TU0
 - [ ] Adventure Mode
 - [ ] Creative Mode
 - [ ] Bonus Chests
-- [ ] Experience
+- [x] Experience
 - [ ] Enchanting
 - [x] Sprinting
 - [ ] Superflat
@@ -37,14 +37,4 @@ Bringing the October 10th 2014 Source Leak back down to TU0
 - [ ] Swamp
 
 ## Removed Items
-- [ ] The End Items
-- [ ] Nether Items
-- [ ] Music Discs
-- [ ] Enchanting
-- [ ] Bottles
-- [ ] Shears
-- [ ] Maps
-
-# Removed Mobs
-- [ ] The End Mobs
-- [ ] Nether Mobs
+- [x] Experience Bottle