Reports cases when sort and filter could be swapped for better performance.

Example:


  var seq: Seq[Int]
  seq.sortWith(lessThan).filter(p)
  seq.sortBy(f).filter(p)

After the quick-fix is applied:


  var seq: Seq[Int]
  seq.filter(p).sortWith(lessThan)
  seq.filter(p).sortBy(f)