[pandora-dev] New pan.do/ra release (r5797)

[j at pad.ma]

|| pan.do/ra r5797

Time for a new pan.do/ra release. Major changes: text section and documents are
merged into a new documents section. New upload system that allows uploads in
the background. Support for python 3


|| to pan.do/ra update run

 ./update.py


|| make sure to install the new init scripts

 sudo ./ctl install


|| to try out pan.do/ra

 You can download a VM with pan.do/ra r5797 from

 http://pan.do/ra#download


|| Python 3 support

pan.do/ra works with python 2 and 3 now.
Please switch to python 3 after the update. Future updates will depend on python 3


|| Switching to python 3

||| Install python3 and related system packages, in Ubuntu 16.04 / Debian:

 apt-get install python3-setuptools python3-pip python3-virtualenv \
  python3-dev python3-pil python3-numpy python3-psycopg2 \
  python3-pyinotify python3-simplejson python3-lxml \
  python3-html5lib python3-ox ipython3

||| Install python3 virtualenv as pandora user:

 ./ctl init