Add Tetris Ultimate (#366)

* Add Tetris Ultimate metadata

* Update game.dat

* Added a third screenshot for Tetris Ultimate

* Removed that one pixel too much

* Updated Tetris Ultimate game.dat

* Tetris Ultimate: deleted screenshot

* Tetris Ultimate: Deleted screenshot

* Delete title-screen.png

* Reuploaded fixed (and english) screenshots

* Update game.dat

games/tetris-ultimate/game.dat

@@ -0,0 +1,14 @@
+title = "Tetris Ultimate"
+description = "Tetris Ultimate is a 3DS release of the famous puzzle game, developed and published by Ubisoft Osaka. It features classic modes such as Marathon, and also new ones such as Battle Ultimate."
+needs_system_files = true
+needs_shared_font = false
+
+[[releases]]
+title = "000400000012EC00"
+region = "usa"
+release_date = "2014-11-13"
+
+[[releases]]
+title = "0004000000132400"
+region = "eur"
+release_date = "2014-11-13"