When I choose just libkface for upgrade, I get the following:
Could not mark all packages for installation or upgrade
The following packages have unresolvable dependencies. Make sure that all required repositories are added and enabled in the preferences.
libkface:
Depends: libopencv_calib3d.so.2.4
Depends: libopencv_contrib.so.2.4
Depends: libopencv_core.so.2.4
Depends: libopencv_features2d.so.2.4
Depends: libopencv_flann.so.2.4
Depends: libopencv_highgui.so.2.4
Depends: libopencv_imgproc.so.2.4
Depends: libopencv_legacy.so.2.4
Depends: libopencv_ml.so.2.4
Depends: libopencv_nonfree.so.2.4
Depends: libopencv_objdetect.so.2.4
Depends: libopencv_photo.so.2.4
Depends: libopencv_stitching.so.2.4
Depends: libopencv_ts.so.2.4
Depends: libopencv_video.so.2.4
Depends: libopencv_videostab.so.2.4
I searched in synaptic for libopencv, and nothing pops up.
I checked my repositories, and I just have my pass account enabled. I paid for and received my pass account in 10/12.