Add support for Kotlin coverage

[jongerrish]

Fixes: #300

[tokudu]

Epic!

[sgammon]

thank you! i could never quite get this over the line

[xzhang-brex]

thank you! could you explain how should we utilize this change? basically im trying to make the code coverage work for IntelliJ

[bhushan-helloFresh]

thank you! could you explain how should we utilize this change? basically im trying to make the code coverage work for IntelliJ

Were you able to generate the code coverage for kotlin apps.