[HTML5] Fetch API now passes credentials.
[HTML5] Fetch API now passes credentials.

Used default value before, i.e. "same-origin", now uses "include" (i.e.
include for cross-origin if cross-origin is allowed).

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