Add requiremens.txt file

The publishing mockup uses plantuml which requires an extra python package and readthedocs needs to know how to install this
whole-tale · Feb 20, 2018 · d57eb69 · d57eb69
1 parent 4c84b5b
commit d57eb69
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/requirements.txt b/requirements.txt
@@ -0,0 +1 @@
+sphinxcontrib-plantuml