Python package reqs: upgrade Pelican, and incl. linkbacks plugin

I think I'm going to try running the initial linkback run on the
server manually?

Somehow `pip` on the server isn't finding Pelican later than 4.5.0
(even though the net says 4.5.4 is a thing)?

diff --git a/requirements.txt b/requirements.txt
index 62f11e4..a02a874 100644 (file)
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,10 +5,11 @@ html5lib==1.0.1
 Jinja2==2.11.1
 Markdown==2.6.9
 MarkupSafe==1.0
-pelican==3.7.1
+pelican==4.5.0
 pkg-resources==0.0.0
 Pygments==2.2.0
 python-dateutil==2.6.1
 pytz==2017.2
 six==1.10.0
 Unidecode==0.4.21
+pelican-plugin-linkbacks==1.0.4