[
{ type: install
  message: <<EOM
GvGen is installed.

For a quick start:
    - create dot file ./yourgraph.py > gourgraph.dot
    - generate graph dot -Tpng yourgraph.dot > yourgraph.png

Generate your graph require the graphics/graphviz port to be
installed.

Review the ChangeLog document in the documentation directory.
EOM
}
]