[gatecoin] added some missing metadata
[gatecoin] added some missing metadata

npomfret/XChange,nopy/XChange,ww3456/XChange,LeonidShamis/XChange,stachon/XChange,evdubs/XChange,andre77/XChange,gaborkolozsy/XChange,Panchen/XChange,timmolter/XChange,chrisrico/XChange,TSavo/XChange,douggie/XChange