Improved the AnimatedSprite docs; added description to speed_scale.
Improved the AnimatedSprite docs; added description to speed_scale.

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