adds sequential tasks to sbt
Latest version
[![sbt-sequential Scala version support](https://index-dev.scala-lang.org/sbt/sbt-sequential/sbt-sequential/latest.svg)](https://index-dev.scala-lang.org/sbt/sbt-sequential/sbt-sequential)
sbt 0.13 badge
[![sbt-sequential Scala version support](https://index-dev.scala-lang.org/sbt/sbt-sequential/sbt-sequential/latest-by-scala-version.svg?platform=sbt0.13)](https://index-dev.scala-lang.org/sbt/sbt-sequential/sbt-sequential)