add dipy to docker images

Author: oesteban

docker/nipype_test_py27/Dockerfile

@@ -46,7 +46,7 @@ ENV LC_ALL C.UTF-8
 
 # Add conda-forge channel in conda
 RUN conda config --add channels conda-forge && \
-    conda install -y lockfile nipype matplotlib sphinx boto boto3 coverage mock pbr nitime && \
+    conda install -y lockfile nipype matplotlib sphinx boto boto3 coverage mock pbr nitime dipy && \
     pip install nose-cov doctest-ignore-unicode configparser
 
 COPY docker/circleci/run_* /usr/bin/

docker/nipype_test_py35/Dockerfile

@@ -46,7 +46,7 @@ ENV LC_ALL C.UTF-8
 
 # Add conda-forge channel in conda
 RUN conda config --add channels conda-forge && \
-    conda install -y lockfile nipype matplotlib sphinx boto boto3 coverage mock pbr nitime && \
+    conda install -y lockfile nipype matplotlib sphinx boto boto3 coverage mock pbr nitime dipy && \
     pip install nose-cov doctest-ignore-unicode configparser
 
 COPY docker/circleci/run_* /usr/bin/