The Version table provides details related to the release that this issue/RFE will be addressed.
Unresolved : Release in which this issue/RFE will be addressed. Resolved: Release in which this issue/RFE has been resolved. Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
I would assume that Javascript websites like the above that render PDF's on the fly would work. However in Webview they do not work.
http://andreasgal.github.io/pdf.js/