For those familiar with sbt's incremental Scala compiler library Zinc: we believe that this strategy allows for 90%* of the benefits of Zinc with regard to incr

For those familiar with sbt's incremental Scala compiler library Zinc: we believe that this strategy allows for 90%* of the benefits of Zinc with regard to incremental builds, but with the added benefits of caching and parallelism. (* The last 10% would come from adding early cutoff when public member signatures haven't changed.)