Update img/redis.png, Dockerfile.exporter, Jenkinsfile,...

Update img/redis.png, Dockerfile.exporter, Jenkinsfile, Jenkinsfile.redisExpoter, Makefile, config.properties, docker-compose-standalone.yaml, docker-compose.yaml, create-cluster.sh, entrypoint.sh, healthcheck.sh, rcache.conf, redisExpoter_config.properties, setupMasterSlave.sh files