I found some bugs.

1. The EnderPearls poop up from legs.

2. When Im enter to the singleplayer i see sky, clouds and abyss for several seconds.

3. I had this bug for a while, but I will describe what I have observed.

When I fly on creative with ctrl and threw non stop the EnderPearls I get kind of lag on singleplayer. The EnderPearls flying slow and with lags, and i could not threw more.

4. Special Arrow dont have texture when it launched.

5. The levitation effect in equipmet is called "potion.levitation".

6. Ender Dragon is not susceptible to the effects of the arrows with
potions.

7. Minecraft is turning on in fullscreen. When I try to off game it causes i cant do anything on computer. I cant tuned off my computer and key combination alt+ctrl+delete doesnt work.

Sorry for my English. Im still learing :/