Ammonite repl makes an error if adding scalaz library

[kyagi]

This change makes ammonite repl makes an error as follows:

$ docker build .
(... snip ...)
Successfully built d04cd5435f42

$ docker run -it d04cd5435f42 rod scala
Loading...
Welcome to the Ammonite Repl 1.0.3
(Scala 2.12.4 Java 1.8.0_151)
If you like Ammonite, please support our development at www.patreon.com/lihaoyi
@ import scalaz._
import scalaz._

@ val s = "hello"
cmd1.sc:123: object ? is not a member of package scalaz
import _root_.scalaz.{
       ^
Compilation Failed

@ exit
cmd1.sc:123: object ? is not a member of package scalaz
import _root_.scalaz.{
       ^
Compilation Failed

@ Bye!