Google Reader is officially gone, but you still have until July 15 to. Once you've exported your data, you can begin importing it into , like Digg Reader. Here's how to import your Google Reader feeds, including starred items, into Digg Reader:
Step 1: Go to https://digg.com/settings, then under the Digg Reader section, click "Upload."
Step 2: Click on "Upload your data," then select your Google Reader Takeout archive -- the entire ZIP file -- for upload to Digg Reader.
Once the import completes, you should see all your old Google Reader subscriptions, as well as your starred items under the Saved section.