avoid qml module version mismatch on fresh 16.04 installations by updating the system after installing unity8.
not updating after installing unity8-desktop-session-mir makes unity8 fail to load with error "libQt5Feedback.so.5: version 'Qt_5' not found (required by /usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/Telephony/libtelephonyservice-qml.so)
avoid qml module version mismatch on fresh 16.04 installations by updating the system after installing unity8.
not updating after installing unity8-desktop-session-mir makes unity8 fail to load with error "libQt5Feedback.so.5: version 'Qt_5' not found (required by /usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/Telephony/libtelephonyservice-qml.so)