setup message exchange async using mq

setup a new microservice to send notification async

setup gateway loadbalancer

setup distributed tracing using micrometer and zipkin

setup openfeign and refactored client code

Merge pull request #1 from akash-sethi/feature/service-discovery-using-eureka

updated restTemplate to connect using loadBalanced url

registered eureka clients

setup eureka server

changed db config to create-drop

configured restTemplate to demo communication bw microservices

created fraudCheck microservice

updated customer table name

setup postgres and pgAdmin for dev.setup customer microservice connected with db

init customer microservice