updating PrintFactory and SUC expiration

Users can upgrade their PrintFactory automatically or manually up to any version released until the expiration of their SUC.

If the SUC expired, then the download page will no longer show the latest versions.

Though dealers could still supply upgraded versions, but if the SUC of the license is expired, the software will not launch and the user would have to downgrade to the last release published when the SUC was still active or renew the SUC.

This is similar to other GMG products where the license only allows a user to run versions the system (or dongle) is licensed for. Unlike ColorProof there is no fixed version licensed in PrintFactory, but the rolling updates instead support update release dates up to the end date of the SUC.