tests(docs): add documentation tests to test-acceptance script

Also fixes a missing import in docs/docs_requirements.txt.

Author: mboersma

docs/docs_requirements.txt

@@ -18,6 +18,7 @@ django-json-field==0.5.5
 djangorestframework==2.3.14
 docker-py==0.4.0
 gunicorn==18.0
+paramiko==1.14.1
 psycopg2==2.5.2
 python-etcd==0.3.0
 South==1.0

tests/bin/test-acceptance.sh

@@ -20,6 +20,7 @@ rm -rf tests/example-*
 
 set -e
 
+make -C docs/ test
 make build
 make test-components