Add payment methods to pro client and fix issue displaying checkout page #938

Job	Run time
set-version	1s
build-android	3m 50s
build-darwin / build-darwin	31m 12s
build-windows-x32 / build-desktop	8m 15s
build-windows-x64 / build-desktop	8m 1s
push-binaries	0s
build-windows-x64 / build-windows	8m 49s
build-windows-x32 / build-windows	7m 18s
build-windows-x32 / upload-windows	14s
build-windows-x64 / upload-windows	10s
	1h 7m 50s

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