OK here are my final logos :

https://dl.dropboxusercontent.com/u/19109492/kittehCoin.jpg

https://dl.dropboxusercontent.com/u/19109492/kittehCoin3.jpg

https://dl.dropboxusercontent.com/u/19109492/kittehCoin4.jpg

https://dl.dropboxusercontent.com/u/19109492/kittehCoin5.jpg