Add many descriptions to the `Window` class
Add many descriptions to the `Window` class

This pull request adds many missing descriptions to `Window` in the class docs.
DmitriySalnikov/godot,Shockblast/godot,godotengine/godot,Valentactive/godot,firefly2442/godot,Zylann/godot,firefly2442/godot,BastiaanOlij/godot,vnen/godot,BastiaanOlij/godot,Zylann/godot,BastiaanOlij/godot,firefly2442/godot,godotengine/godot,josempans/godot,akien-mga/godot,vkbsb/godot,vkbsb/godot,Shockblast/godot,ZuBsPaCe/godot,BastiaanOlij/godot,Zylann/godot,guilhermefelipecgs/godot,akien-mga/godot,ZuBsPaCe/godot,vnen/godot,DmitriySalnikov/godot,godotengine/godot,firefly2442/godot,akien-mga/godot,vnen/godot,DmitriySalnikov/godot,guilhermefelipecgs/godot,josempans/godot,Shockblast/godot,sanikoyes/godot,Shockblast/godot,guilhermefelipecgs/godot,vkbsb/godot,Valentactive/godot,Valentactive/godot,Zylann/godot,akien-mga/godot,josempans/godot,vkbsb/godot,DmitriySalnikov/godot,guilhermefelipecgs/godot,sanikoyes/godot,DmitriySalnikov/godot,DmitriySalnikov/godot,pkowal1982/godot,Zylann/godot,ZuBsPaCe/godot,guilhermefelipecgs/godot,godotengine/godot,BastiaanOlij/godot,ZuBsPaCe/godot,firefly2442/godot,guilhermefelipecgs/godot,Faless/godot,Zylann/godot,guilhermefelipecgs/godot,ZuBsPaCe/godot,Valentactive/godot,vkbsb/godot,Faless/godot,vkbsb/godot,josempans/godot,akien-mga/godot,akien-mga/godot,Shockblast/godot,Shockblast/godot,Faless/godot,ZuBsPaCe/godot,pkowal1982/godot,vnen/godot,vkbsb/godot,Valentactive/godot,Faless/godot,Shockblast/godot,vnen/godot,Valentactive/godot,vnen/godot,Faless/godot,firefly2442/godot,Shockblast/godot,Faless/godot,guilhermefelipecgs/godot,sanikoyes/godot,Valentactive/godot,vnen/godot,BastiaanOlij/godot,sanikoyes/godot,pkowal1982/godot,josempans/godot,sanikoyes/godot,godotengine/godot,ZuBsPaCe/godot,pkowal1982/godot,Zylann/godot,BastiaanOlij/godot,pkowal1982/godot,BastiaanOlij/godot,sanikoyes/godot,godotengine/godot,pkowal1982/godot,pkowal1982/godot,Faless/godot,sanikoyes/godot,akien-mga/godot,josempans/godot,godotengine/godot,Faless/godot,Valentactive/godot,firefly2442/godot,josempans/godot,josempans/godot,godotengine/godot,sanikoyes/godot,pkowal1982/godot,ZuBsPaCe/godot,akien-mga/godot,vkbsb/godot,DmitriySalnikov/godot,Zylann/godot,vnen/godot,firefly2442/godot