fix: documentation build at readthedocs

Author: oesteban

.dockerignore

@@ -22,13 +22,12 @@ src/
 .git
 
 # other
-docs/**/*
-docs/
+doc/**/*
+doc/
 .cache/
 .circle/**/*
 .circle/
 circle.yml
-rtd_requirements.txt
 Vagrantfile
 .travis.yml
 .mailmap

rtd_requirements.txt renamed to doc/requirements.txt

@@ -1,20 +1,27 @@
 configparser
+dipy
 funcsigs
 future>=0.16.0
+ipython
 matplotlib
 mock
+nbsphinx
 networkx>=1.9
+neurdflib
 nibabel>=2.1.0
 numpy>=1.9.0
 numpydoc
 packaging
 prov>=1.5.2
-neurdflib
 psutil
 pydot>=1.2.3
 pydotplus
 pytest>=3.0
 python-dateutil>=2.2
 scipy>=0.14
 simplejson>=3.8.0
-traits>=4.6
+sphinx-argparse
+sphinx>=2.1.2
+sphinxcontrib-apidoc
+sphinxcontrib-napoleon
+traits>=4.6