* initial version
* ServiceEntry -> service entry (in text)
* config map -> `ConfigMap`
* fix a link
* task -> example
* through such proxy -> through it
* elaborate what has been done after the proxy is deployed and tested
* split a long line
* explain why there is no need to define service entries for external services accessed through the proxy
* rewrite the sentence about simulating the proxy outside the cluster
* check the log and see your request -> check the log for your request
* HTTP CONNECT method -> the HTTP CONNECT method
* between the application and the proxies -> between the application and the proxy
* add explanation how this example is different from other egress examples