Set X-Requested-With header for CORS proxy
Set X-Requested-With header for CORS proxy

bertfreudenberg/SqueakJS,Speed-Pad/online,the-impossible-quiz-revisited/the-impossible-quiz-revisited.github.io,sebastianconcept/SqueakJS,sebastianconcept/SqueakJS,the-impossible-quiz-revisited/the-impossible-quiz-revisited.github.io,Speed-Pad/online,bertfreudenberg/SqueakJS,sebastianconcept/SqueakJS,bertfreudenberg/SqueakJS,Speed-Pad/online,the-impossible-quiz-revisited/the-impossible-quiz-revisited.github.io,bertfreudenberg/SqueakJS,the-impossible-quiz-revisited/the-impossible-quiz-revisited.github.io