Bug#787300: [pyqwt5] Future Qt4 removal from Buster

[Gudjon I. Gudjonsson]

Hi

This package will be replaced soon by PyQt-Qwt:
https://github.com/GauiStori/PyQt-Qwt

which works for Qwt verion 6 for Qt5.

Please remove it from Debian.

Regards
Gudjon