Updated README
Updated README

resilience4j/resilience4j,RobWin/javaslang-circuitbreaker,drmaas/resilience4j,javaslang/javaslang-circuitbreaker,resilience4j/resilience4j,mehtabsinghmann/resilience4j,RobWin/circuitbreaker-java8,drmaas/resilience4j,goldobin/resilience4j