Change openbabel dep to 2.4.1 from 3.0.0 so it can support pybel

Author: zfalls

.travis.yml

@@ -13,7 +13,7 @@ install:
   - conda config --set always_yes yes --set changeps1 no
   - conda update -q conda
   - conda init bash
-  - conda install -q -c conda-forge rdkit openbabel numpy pandas scikit-learn matplotlib requests coverage progressbar2
+  - conda install -q -c conda-forge rdkit openbabel=2.4.1 numpy pandas scikit-learn matplotlib requests coverage progressbar2
   - pip install codecov
   - codecov
   - codecov --token="e3f91a6d-dfcc-46dc-b73e-6546e1a3ae99"

setup.py

@@ -1,7 +1,7 @@
 from setuptools import setup
 setup(
     name="CANDO",
-    version="2.0.0",
+    version="2.0.1",
     packages=['cando'],
     license='BSD-3-Clause',
 )