Add `junit5-migration-maven-kotlin` sample

[sormuras]

junit5-migration-maven-kotlin

The junit5-migration-maven-kotlin project demonstrates how to execute tests written in Java and Kotlin based on JUnit 5 using Maven. In addition, it showcases that existing JUnit 4 based tests can be executed in the same test suite as JUnit Jupiter based tests or any other tests supported on the JUnit Platform.

Main

• src/main/java/.../Calculator.java
• src/main/kotlin/.../Kalculator.kt

Test

• src/test/java/.../CalculatorTests.java
• src/test/java/.../JUnit4Test.java
• src/test/kotlin/.../KalculatorTests.kt
• src/test/java/.../JUnit4Test.kt

[daggerok]

Hi,

please review #107 PR

---

Regards