Currently broken. You can use custom scripts with fixes (see recent threads on the same issue), try the latest revision, or wait for the next stable release.
1.
CloudFlare is what's serving the files. It's not something you use or run on your computer.
2.
Upgrading to the paid version will not help you at this point in time because there has not been a new public release in recent weeks. The next public release will fix this issue.