** Configurations **
- Must have Mock Server already up and running
- in Client.java set port number (default is 8080) and mock server context path (default is mockserver-war-3.10.4)
- to add responses add mockServer conditions to Promotions.java, and add response json files to resources/promotions
** Runnning (This is not the actual server, just the client)**
- make sure SDK is configured
- run Main.Java