libkf5kipi31.0.0 is only the basic library, to actually do something it requires additional plugins package, which is long time missing since original Xenial release.
For example, KDE Neon's kipi-plugins_5.3.0-0neon+16.04+build11_amd64.deb contains:
-rw-r--r-- root/root 114744 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_imgur.so -rw-r--r-- root/root 264040 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_googleservices.so -rw-r--r-- root/root 110896 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_dropbox.so -rw-r--r-- root/root 192944 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_yandexfotki.so -rw-r--r-- root/root 85512 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_remotestorage.so -rw-r--r-- root/root 135616 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_kmlexport.so -rw-r--r-- root/root 284248 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_flickr.so -rw-r--r-- root/root 143960 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_piwigo.so -rw-r--r-- root/root 127312 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_imageshack.so -rw-r--r-- root/root 152288 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_facebook.so -rw-r--r-- root/root 127208 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_sendimages.so -rw-r--r-- root/root 185144 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_smug.so -rw-r--r-- root/root 284920 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_printimages.so -rw-r--r-- root/root 152016 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_rajce.so -rw-r--r-- root/root 172352 2016-11-13 22:02 ./usr/lib/x86_64-linux-gnu/qt5/plugins/kipiplugin_flashexport.so
libkf5kipi31.0.0 is only the basic library, to actually do something it requires additional plugins package, which is long time missing since original Xenial release.
For example, KDE Neon's kipi-plugins_ 5.3.0-0neon+ 16.04+build11_ amd64.deb contains:
-rw-r--r-- root/root 114744 2016-11-13 22:02 ./usr/lib/ x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ imgur.so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ googleservices. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ dropbox. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ yandexfotki. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ remotestorage. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ kmlexport. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ flickr. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ piwigo. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ imageshack. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ facebook. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ sendimages. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ smug.so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ printimages. so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ rajce.so x86_64- linux-gnu/ qt5/plugins/ kipiplugin_ flashexport. so
-rw-r--r-- root/root 264040 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 110896 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 192944 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 85512 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 135616 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 284248 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 143960 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 127312 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 152288 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 127208 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 185144 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 284920 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 152016 2016-11-13 22:02 ./usr/lib/
-rw-r--r-- root/root 172352 2016-11-13 22:02 ./usr/lib/