Merge pull request #5 from forki/references

Show installed packages for references files
Show the version requirement / version no.
Merge pull request #7 from forki/references

Show the version requirement / version no.
Adding a script for AppVeyor build
Moving the AppVeyor script
Revert "Moving the AppVeyor script"

This reverts commit 6d3b4ff8794e5403773bd84b69ce995877011e9a.
Update appveyor.yml
Convert to ProjectScaffold