Rest Message Service

###To build: Simply run gradle build. This will compile the code, handle all dependencies, create distribution packages, and run tests.

###To run: Run java -jar RestMessageService-0.0.1.jar with the jar file produced in build/libs. The service can also be run with gradle run, or with the RestMessageService executable produced in the tar dist at build/distributions.

###To use: The service can be reached at http://localhost:8080 with these operations:

• POST /chat - creates a new message with {username,text,(timeout)}
• GET /chat/{id} - gets the username,text,expiration of message with id
• GET /chats/{username} - gets the unexpired messages for username