Drop 1.1.0

You've been waiting for this for a whole year and now its finally happening! Drop is getting an update!!

-Added six rainy background images
-Enabled screen rotation
-Rewrote input detection, which should lead to better performance
-Controlling the bucket when two fingers are present is now snappier and more consistent
-Fixed bug where coordinates did not properly compare on larger screens, resulting in the bucket not quite following your finger
-Made the water less eye-searingly blue