The string-diff.org file in the root of the project is a literate format of the project that has been used to generate the code.
It has a description of the problem to solve and commented sources as documentation.
Tested with leiningen 2.6.1 on Java 1.8.0_91
lein midje to run tests
lein run to run rest server API
The endpoint of the API is exposed at route "/mix" and requires POST method along an array of strings to mix/compare. Tested with postman (chrome app)