whats the current version of kotlin coroutines and how do i include it in my project ?

They are experimental in Kotlin 1.2 and will be released in Kotlin 1.3 which is currently in early-access (release candidate was recently mad available)

so is the gradle repo i posted correct?

For Kotlin 1.2 language - yes. That is the most recently released version of the experimental coroutines library

ok, good to know thnx