try earlier FoBiS.

Author: jacobwilliams

.travis.yml

@@ -1,7 +1,7 @@
 language: python
 
 python:
-  - 3.6
+  - 3.5
 
 sudo: false
 
@@ -67,7 +67,7 @@ install:
     fi
   - pip install --upgrade pygooglechart
   - pip install --upgrade graphviz
-  - (pip install --upgrade FoBiS.py && FoBiS.py --version)
+  - (pip install --upgrade FoBiS.py==2.2.8 && FoBiS.py --version)
   - (pip install --upgrade ford && ford --version)
   - (pip install --upgrade git+https://github.com/dmeranda/demjson.git && jsonlint --version)