Feat: Redis support for keyshare server and myirmaserver (with failover support) #646

Job	Run time
lint	1m 4s
docker-build	38s
test	6m 30s
build (linux, amd64)	36s
build (linux, 386)	32s
build (linux, arm)	38s
build (linux, arm64)	33s
build (darwin, amd64)	36s
build (darwin, arm64)	33s
build (windows, amd64)	38s
build (windows, 386)	32s
build (windows, arm)	36s
build (windows, arm64)	42s
analyze	1m 37s
integration-test-clientside (v0.13.2)	2m 9s
integration-test-serverside (f0023141ec429d912e329665f937d05b178a3fee)	2m 14s
	20m 8s

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