de/compress tilesets, misc
include all known compressed gfx
Merge pull request #54 from yenatch/master

Include all known decompressed files.

* frontpics & animation tiles
* backpics
* trainer pics
* attack animation gfx
* intro gfx
* intro tilemaps
* title gfx
* tilesets
* player backpic
* dude backpic
* pokegear/town map

fixes #33, #34 and #35