Added KGW at block 1,120,000

Here you are, KGW implimented at block 1,120,000 (roughly 2000 blocks away from the time of this pull request). This can be adjusted by editing line 1022 in main.cpp. 

KGC can be sent to: Z47QXSDwUjudSipR5RZ6YTwmkhcMFFNnjd