Fixed makefile for OSX

Copied over makefile.osx from 0.8.6 branch, fixed compilation issue
Fixed Win/Mac Wallet compilation issues

- Replaced litecoin address with new kittehcoin address, wonder if anyone will send stuff there :P
- Fixed the missing function for block peers in main.cpp
- Updated/added kittehcoin.pro, brought over from 0.8.6.2 branch of kittehcoin
- Assets updated (I think some are duplicative though)