Fix SGN macro
Fix SGN macro

This version behaves the way the documentation states: 0 values will resolve to 0 instead of +1

pkowal1982/godot,josempans/godot,Zylann/godot,godotengine/godot,honix/godot,Valentactive/godot,guilhermefelipecgs/godot,godotengine/godot,akien-mga/godot,DmitriySalnikov/godot,Zylann/godot,DmitriySalnikov/godot,Shockblast/godot,Zylann/godot,DmitriySalnikov/godot,godotengine/godot,MarianoGnu/godot,Faless/godot,godotengine/godot,vnen/godot,pkowal1982/godot,Shockblast/godot,DmitriySalnikov/godot,Faless/godot,MarianoGnu/godot,DmitriySalnikov/godot,Valentactive/godot,akien-mga/godot,guilhermefelipecgs/godot,honix/godot,pkowal1982/godot,Faless/godot,vkbsb/godot,akien-mga/godot,guilhermefelipecgs/godot,DmitriySalnikov/godot,ZuBsPaCe/godot,vkbsb/godot,firefly2442/godot,josempans/godot,godotengine/godot,Valentactive/godot,ZuBsPaCe/godot,sanikoyes/godot,BastiaanOlij/godot,BastiaanOlij/godot,Zylann/godot,godotengine/godot,firefly2442/godot,Shockblast/godot,MarianoGnu/godot,BastiaanOlij/godot,pkowal1982/godot,josempans/godot,vnen/godot,sanikoyes/godot,vkbsb/godot,Faless/godot,josempans/godot,Shockblast/godot,vnen/godot,ZuBsPaCe/godot,sanikoyes/godot,DmitriySalnikov/godot,Valentactive/godot,Faless/godot,honix/godot,godotengine/godot,firefly2442/godot,sanikoyes/godot,BastiaanOlij/godot,pkowal1982/godot,BastiaanOlij/godot,firefly2442/godot,Valentactive/godot,vkbsb/godot,sanikoyes/godot,vnen/godot,honix/godot,Faless/godot,BastiaanOlij/godot,sanikoyes/godot,vnen/godot,MarianoGnu/godot,akien-mga/godot,guilhermefelipecgs/godot,guilhermefelipecgs/godot,pkowal1982/godot,ZuBsPaCe/godot,Valentactive/godot,sanikoyes/godot,vkbsb/godot,guilhermefelipecgs/godot,honix/godot,Shockblast/godot,firefly2442/godot,akien-mga/godot,akien-mga/godot,Shockblast/godot,firefly2442/godot,MarianoGnu/godot,josempans/godot,Faless/godot,MarianoGnu/godot,Zylann/godot,josempans/godot,josempans/godot,vkbsb/godot,guilhermefelipecgs/godot,Zylann/godot,ZuBsPaCe/godot,BastiaanOlij/godot,Valentactive/godot,Shockblast/godot,firefly2442/godot,ZuBsPaCe/godot,Zylann/godot,BastiaanOlij/godot,guilhermefelipecgs/godot,MarianoGnu/godot,vnen/godot,firefly2442/godot,Faless/godot,vnen/godot,ZuBsPaCe/godot,sanikoyes/godot,pkowal1982/godot,Shockblast/godot,vkbsb/godot,Zylann/godot,akien-mga/godot,MarianoGnu/godot,vkbsb/godot,vnen/godot,josempans/godot,godotengine/godot,Valentactive/godot,ZuBsPaCe/godot,akien-mga/godot,honix/godot,pkowal1982/godot