Merge pull request #4 from lefnire/develop

Develop
Mount Sprite Sheet, Mount CSS, Revised Pet Egg CSS

Here is a copy of the mount sprite sheet, mount CSS, and a revised pet
egg CSS. CSS now matches the player CSS structure. Removed individual
mount images as they'd no longer be needed.
Merge pull request #676 from Shaners/develop

Mount sprite sheet, mount CSS, revised pet egg CSS.