Bump http-proxy from 1.18.0 to 1.18.1 in /client
Bumps [http-proxy](https://github.com/http-party/node-http-proxy) from 1.18.0 to 1.18.1.- [Release notes](https://github.com/http-party/node-http-proxy/releases)- [Changelog](https://github.com/http-party/node-http-proxy/blob/master/CHANGELOG.md)...
re #58 first version of react app