fix dependencies between packages
re-disable upgrade test
another fi to add_dir_to_install
fix sdk package name
update the package name functino in monikers
The shared framework packages will want to install to the same root
directory as the "dotnet" package itself. Augment the package_tool
script to look for a json key named `install_root` and use that if
specificed, falling back to `/usr/share/$PACKAGE_NAME` when it is not
present.
