Cleaned up preview generation thread, fixes #5499
Cleaned up preview generation thread, fixes #5499

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