Should change to scala 2.12.12 and 2.10.7 in matrix exclude in .travis.yml.
Should change to scala 2.12.12 and 2.10.7 in matrix exclude in .travis.yml.

cheeseng/scalatest,cheeseng/scalatest,cheeseng/scalatest,dotty-staging/scalatest,scalatest/scalatest,dotty-staging/scalatest,scalatest/scalatest,dotty-staging/scalatest,scalatest/scalatest