Merge pull request #1601 from mathbunnyru/asalikhov/cleanup_minimal_s…

…ystem_packages

Only install system packages which are useful for many people

minimal-notebook/Dockerfile

@@ -17,15 +17,13 @@ RUN apt-get update --yes && \
  tzdata \
  unzip \
  vim-tiny \
+ # Inkscape is installed to be able to convert SVG files
+ inkscape \
  # git-over-ssh
  openssh-client \
- # TODO: check if these are needed and describe
- inkscape \
- libsm6 \
- libxext-dev \
- libxrender1 \
- lmodern \
- netcat \
+ # less is needed to run help in R
+ # see: https://github.com/jupyter/docker-stacks/issues/1588
+ less \
  # nbconvert dependencies
  # https://nbconvert.readthedocs.io/en/latest/install.html#installing-tex
  texlive-xetex \