Correct spot light size conversion in Blender exporter.
Correct spot light size conversion in Blender exporter.

The collada falloff angle is the angle from the center of the spot
light projection, whereas Blender's point light size is the angle from
one side to the opposite, meaning it's twice as much.

RebelliousX/Go_Dot,buckle2000/godot,okamstudio/godot,Valentactive/godot,buckle2000/godot,quabug/godot,buckle2000/godot,Shockblast/godot,pkowal1982/godot,huziyizero/godot,sanikoyes/godot,FateAce/godot,iap-mutant/godot,Valentactive/godot,Faless/godot,vkbsb/godot,gau-veldt/godot,sanikoyes/godot,azurvii/godot,OpenSocialGames/godot,pkowal1982/godot,NateWardawg/godot,josempans/godot,Max-Might/godot,Zylann/godot,vkbsb/godot,godotengine/godot,okamstudio/godot,Faless/godot,TheHX/godot,agusbena/godot,MarianoGnu/godot,Faless/godot,NateWardawg/godot,Hodes/godot,agusbena/godot,Valentactive/godot,iap-mutant/godot,vkbsb/godot,Brickcaster/godot,groud/godot,RebelliousX/Go_Dot,exabon/godot,Paulloz/godot,groud/godot,Faless/godot,Zylann/godot,iap-mutant/godot,MrMaidx/godot,TheHX/godot,gau-veldt/godot,groud/godot,n-pigeon/godot,est31/godot,RebelliousX/Go_Dot,MarianoGnu/godot,Brickcaster/godot,groud/godot,ficoos/godot,teamblubee/godot,ex/godot,vkbsb/godot,tomreyn/godot,sanikoyes/godot,pixelpicosean/my-godot-2.1,Max-Might/godot,okamstudio/godot,Shockblast/godot,firefly2442/godot,NateWardawg/godot,Hodes/godot,exabon/godot,DmitriySalnikov/godot,vnen/godot,jejung/godot,okamstudio/godot,firefly2442/godot,pixelpicosean/my-godot-2.1,mcanders/godot,vkbsb/godot,sanikoyes/godot,okamstudio/godot,MrMaidx/godot,pkowal1982/godot,n-pigeon/godot,Paulloz/godot,groud/godot,ex/godot,Zylann/godot,Brickcaster/godot,Zylann/godot,Zylann/godot,RandomShaper/godot,Brickcaster/godot,ex/godot,FateAce/godot,agusbena/godot,TheHX/godot,akien-mga/godot,Zylann/godot,mrezai/godot,RandomShaper/godot,guilhermefelipecgs/godot,firefly2442/godot,vkbsb/godot,RandomShaper/godot,exabon/godot,sanikoyes/godot,ZuBsPaCe/godot,RebelliousX/Go_Dot,teamblubee/godot,tomreyn/godot,ageazrael/godot,guilhermefelipecgs/godot,MrMaidx/godot,est31/godot,JoshuaGrams/godot,iap-mutant/godot,NateWardawg/godot,teamblubee/godot,teamblubee/godot,groud/godot,Valentactive/godot,Valentactive/godot,JoshuaGrams/godot,NateWardawg/godot,okamstudio/godot,honix/godot,azurvii/godot,opmana/godot,ex/godot,MarianoGnu/godot,rollenrolm/godot,Marqin/godot,Paulloz/godot,Marqin/godot,firefly2442/godot,morrow1nd/godot,godotengine/godot,ageazrael/godot,rollenrolm/godot,Valentactive/godot,quabug/godot,ageazrael/godot,Brickcaster/godot,est31/godot,morrow1nd/godot,zicklag/godot,akien-mga/godot,morrow1nd/godot,ficoos/godot,ex/godot,RandomShaper/godot,opmana/godot,zicklag/godot,quabug/godot,Hodes/godot,exabon/godot,mrezai/godot,iap-mutant/godot,Shockblast/godot,morrow1nd/godot,ZuBsPaCe/godot,sanikoyes/godot,quabug/godot,BastiaanOlij/godot,firefly2442/godot,est31/godot,jejung/godot,morrow1nd/godot,FateAce/godot,ex/godot,azurvii/godot,honix/godot,FateAce/godot,Marqin/godot,OpenSocialGames/godot,guilhermefelipecgs/godot,josempans/godot,Faless/godot,zicklag/godot,teamblubee/godot,BastiaanOlij/godot,zicklag/godot,quabug/godot,JoshuaGrams/godot,ZuBsPaCe/godot,josempans/godot,opmana/godot,akien-mga/godot,Brickcaster/godot,ZuBsPaCe/godot,zicklag/godot,honix/godot,ex/godot,mrezai/godot,gau-veldt/godot,okamstudio/godot,mcanders/godot,honix/godot,honix/godot,TheHX/godot,vnen/godot,godotengine/godot,teamblubee/godot,agusbena/godot,iap-mutant/godot,Valentactive/godot,firefly2442/godot,godotengine/godot,FateAce/godot,huziyizero/godot,vnen/godot,godotengine/godot,ageazrael/godot,pkowal1982/godot,okamstudio/godot,Max-Might/godot,OpenSocialGames/godot,Faless/godot,josempans/godot,ficoos/godot,vnen/godot,akien-mga/godot,huziyizero/godot,josempans/godot,guilhermefelipecgs/godot,Shockblast/godot,DmitriySalnikov/godot,OpenSocialGames/godot,Zylann/godot,Paulloz/godot,OpenSocialGames/godot,azurvii/godot,mcanders/godot,azurvii/godot,teamblubee/godot,iap-mutant/godot,Shockblast/godot,josempans/godot,akien-mga/godot,est31/godot,RandomShaper/godot,quabug/godot,quabug/godot,Shockblast/godot,MrMaidx/godot,agusbena/godot,exabon/godot,JoshuaGrams/godot,huziyizero/godot,mcanders/godot,guilhermefelipecgs/godot,godotengine/godot,OpenSocialGames/godot,azurvii/godot,MarianoGnu/godot,DmitriySalnikov/godot,NateWardawg/godot,pixelpicosean/my-godot-2.1,Shockblast/godot,rollenrolm/godot,BastiaanOlij/godot,DmitriySalnikov/godot,Marqin/godot,tomreyn/godot,teamblubee/godot,Hodes/godot,JoshuaGrams/godot,agusbena/godot,godotengine/godot,sanikoyes/godot,RebelliousX/Go_Dot,n-pigeon/godot,ZuBsPaCe/godot,DmitriySalnikov/godot,iap-mutant/godot,RandomShaper/godot,Max-Might/godot,Max-Might/godot,BastiaanOlij/godot,vkbsb/godot,JoshuaGrams/godot,FateAce/godot,n-pigeon/godot,firefly2442/godot,sanikoyes/godot,quabug/godot,MarianoGnu/godot,OpenSocialGames/godot,OpenSocialGames/godot,ZuBsPaCe/godot,ficoos/godot,BastiaanOlij/godot,pkowal1982/godot,Faless/godot,jejung/godot,godotengine/godot,vnen/godot,n-pigeon/godot,honix/godot,okamstudio/godot,tomreyn/godot,Brickcaster/godot,pkowal1982/godot,agusbena/godot,NateWardawg/godot,n-pigeon/godot,vnen/godot,ageazrael/godot,BastiaanOlij/godot,iap-mutant/godot,opmana/godot,MarianoGnu/godot,josempans/godot,MrMaidx/godot,rollenrolm/godot,buckle2000/godot,Faless/godot,teamblubee/godot,mrezai/godot,mrezai/godot,TheHX/godot,gau-veldt/godot,ZuBsPaCe/godot,guilhermefelipecgs/godot,pkowal1982/godot,vkbsb/godot,iap-mutant/godot,ageazrael/godot,firefly2442/godot,jejung/godot,RebelliousX/Go_Dot,mcanders/godot,pkowal1982/godot,MrMaidx/godot,quabug/godot,Zylann/godot,pixelpicosean/my-godot-2.1,OpenSocialGames/godot,quabug/godot,est31/godot,NateWardawg/godot,ficoos/godot,NateWardawg/godot,DmitriySalnikov/godot,Valentactive/godot,rollenrolm/godot,pixelpicosean/my-godot-2.1,MarianoGnu/godot,huziyizero/godot,mrezai/godot,mrezai/godot,MarianoGnu/godot,gau-veldt/godot,jejung/godot,ZuBsPaCe/godot,zicklag/godot,guilhermefelipecgs/godot,Hodes/godot,Marqin/godot,akien-mga/godot,mcanders/godot,tomreyn/godot,vnen/godot,Shockblast/godot,Paulloz/godot,teamblubee/godot,n-pigeon/godot,exabon/godot,Paulloz/godot,DmitriySalnikov/godot,ageazrael/godot,RandomShaper/godot,opmana/godot,OpenSocialGames/godot,akien-mga/godot,okamstudio/godot,jejung/godot,BastiaanOlij/godot,mrezai/godot,vnen/godot,guilhermefelipecgs/godot,ficoos/godot,morrow1nd/godot,josempans/godot,Marqin/godot,Max-Might/godot,buckle2000/godot,akien-mga/godot,ex/godot,agusbena/godot,BastiaanOlij/godot,buckle2000/godot,Hodes/godot,Paulloz/godot