version requirements blocking installation on Julia 1.1

[AshtonSBradley]

(v1.1) pkg> add ComplexPhasePortrait
  Updating registry at `~/.julia/registries/General`
  Updating git-repo `https://github.com/JuliaRegistries/General.git`
 Resolving package versions...
ERROR: Unsatisfiable requirements detected for package Images [916415d5]:
 Images [916415d5] log:
 ├─possible versions are: [0.2.0-0.2.50, 0.3.0-0.3.3, 0.4.0-0.4.50, 0.5.0-0.5.14, 0.6.0-0.6.1, 0.7.0, 0.8.0, 0.9.0-0.9.1, 0.10.0-0.10.1, 0.11.0-0.11.5, 0.12.0, 0.13.0, 0.14.0, 0.15.0-0.15.1, 0.16.0-0.16.1, 0.17.0-0.17.3, 0.18.0] or uninstalled
 ├─restricted to versions 0.18.0 by an explicit requirement, leaving only versions 0.18.0
 └─restricted by compatibility requirements with ComplexPhasePortrait [38ac1a67] to versions: [0.16.1, 0.17.0-0.17.3] — no versions left
   └─ComplexPhasePortrait [38ac1a67] log:
     ├─possible versions are: 0.0.1 or uninstalled
     └─restricted to versions * by an explicit requirement, leaving only versions 0.0.1