The plugins had updates too, in case you didn't notice.
The plugins did not "disappear". They simply were not up-to-date enough to handle calibre 2.x
You can find a general list of things that changed here:
http://calibre-ebook.com/new-in/eleven including a warning to the effect that
Quote:
|
The move to Qt 5 meant that many calibre plugins needed to be updated to work with Qt 5. Thanks to the efforts of calibre's enthusiastic community, most plugins have already been ported.
|