message: fix(Docker): Fix ccmake
  New image adds libncurses when running interactively.
diff: -FROM dockcross/web-wasm:20200414-7299cbb
  -
  -MAINTAINER Insight Software Consortium <community@itk.org>
  +FROM dockcross/web-wasm:20200511-ba6b062
  +MAINTAINER Matt McCormick <matt.mccormick@kitware.com>
  WORKDIR /
  