Fix documentation links in README.md (#598) #652

Job	Run time
lint_markdown_files	1m 9s
fullstack_production_suite / test	6s
test (11, JSON_CONFIG_PARSER)	6m 5s
test (17, GSON_CONFIG_PARSER)	5m 22s
test (11, GSON_CONFIG_PARSER)	5m 24s
snapshot	0s
test (17, JACKSON_CONFIG_PARSER)	4m 57s
test (11, JSON_SIMPLE_CONFIG_PARSER)	7m 0s
test (11, JACKSON_CONFIG_PARSER)	6m 58s
test (17, JSON_SIMPLE_CONFIG_PARSER)	5m 48s
integration_tests / test	8s
test (17, JSON_CONFIG_PARSER)	5m 13s
publish	0s
	48m 10s

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