added Tax class, and created a TestClass for the methods
Merge branch 'master' of https://github.com/ProjectGroup-CDIO/CDIOProjectThree.git
Missing prompts for options
Merge branch 'master' of https://github.com/ProjectGroup-CDIO/CDIOProjectThree.git
Tax samt tests af tax er færdig
Merge branch 'master' of
https://github.com/ProjectGroup-CDIO/CDIOProjectThree.git