Unlimited Elytra Upgraded

Update Changes 2.0 (Features):

• --Bugs:
        -Fixed Bug: Error occour if you get Fall damage and don't have an Elytra suited
  

--Added much of new Configurable options!:

•   -Added the option to: Stop Gliding if you don't have any fuel anymore
•   -Added the option to: Prevent fall damage if its caused by falling due to no fuel(Can be ignored if prevent falldamage is turned On)
•   -Added the options to: Configure at what point you get falldamage, for Example: Now you can toggle that you get falldamage if you have an Elytra in your Inventory or can toggle it that you don't get any falldamage if you hold the Elytra in your Mouse(!In inventory!)