TILES-458 Removed extra dependencies in tiles-extras.
TILES-458
Removed extra dependencies in tiles-extras.

git-svn-id: 64d0ca227631da92532e2ab7c1519b56fd7cbde3@816915 13f79535-47bb-0310-9956-ffa450edef68

timgifford/tiles,timgifford/tiles