immediately after this morning's Kubuntu 16.04 update, the Web portion of DXCluster stopped working. Here is what was updated:

Commit Log for Mon May 8 11:38:47 2017

Upgraded the following packages:
fonts-opensymbol (2:102.7+LibO5.1.6~rc2-0ubuntu1~xenial1) to 2:102.7+LibO5.1.6~rc2-0ubuntu1~xenial2
libicu55 (55.1-7ubuntu0.1) to 55.1-7ubuntu0.2
libicu55:i386 (55.1-7ubuntu0.1) to 55.1-7ubuntu0.2
libreoffice-avmedia-backend-gstreamer (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-base (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-base-core (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-base-drivers (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-calc (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-common (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-core (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-draw (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-impress (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-java-common (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-kde (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-math (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-pdfimport (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-sdbc-firebird (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-sdbc-hsqldb (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-style-breeze (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-style-galaxy (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-style-oxygen (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-style-tango (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
libreoffice-writer (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
linux-generic (4.4.0.75.81) to 4.4.0.77.83
linux-headers-generic (4.4.0.75.81) to 4.4.0.77.83
linux-image-generic (4.4.0.75.81) to 4.4.0.77.83
linux-libc-dev (4.4.0-75.96) to 4.4.0-77.98
login (1:4.2-3.1ubuntu5) to 1:4.2-3.1ubuntu5.2
passwd (1:4.2-3.1ubuntu5) to 1:4.2-3.1ubuntu5.2
python3-uno (1:5.1.6~rc2-0ubuntu1~xenial1) to 1:5.1.6~rc2-0ubuntu1~xenial2
unattended-upgrades (0.90ubuntu0.3) to 0.90ubuntu0.5
uno-libs3 (5.1.6~rc2-0ubuntu1~xenial1) to 5.1.6~rc2-0ubuntu1~xenial2
ure (5.1.6~rc2-0ubuntu1~xenial1) to 5.1.6~rc2-0ubuntu1~xenial2

Installed the following packages:
linux-headers-4.4.0-77 (4.4.0-77.98)
linux-headers-4.4.0-77-generic (4.4.0-77.98)
linux-image-4.4.0-77-generic (4.4.0-77.98)
linux-image-extra-4.4.0-77-generic (4.4.0-77.98)

Fortunately, the telnet client still works, and i am fine with that.