Installing and running 1.4.4 via the PPA worked for me in Xubuntu 18.04.1 LTS.
As far as getting a manually patched package to install, the following worked for me in Xubuntu 18.04.1: # Extra build-time dependencies BUILD_DEPS='devscripts build-essential debhelper dh-python patch graphicsmagick fonts-dejavu hicolor-icon-theme libxss1 locales-all python-chardet python-dateutil python-keyring python-lockfile python-pyparsing python-squaremap python-twisted-core python-wxgtk3.0 python-wxversion python-xdg x11-utils xauth xvfb' MISSING_NEEDED=$( apt list $BUILD_DEPS 2>/dev/null...