Merge pull request #222 from ljchang/nilearn_version

fixed nilearn version dependency

Former-commit-id: 0e9d3b3

Author: ljchang

.travis.yml

@@ -25,7 +25,6 @@ install:
   - pip install -r requirements.txt
   - pip install -r optional-dependencies.txt
   - python setup.py install
-  - pip install git+https://github.com/nilearn/nilearn --upgrade
 
 script: coverage run --source nltools -m py.test
 

requirements.txt

@@ -1,6 +1,6 @@
 	nibabel>=2.0.1
 	scikit-learn>=0.19.1
-	nilearn>=0.4
+	nilearn>=0.4.1
 	pandas>=0.20
 	numpy>=1.9
 	seaborn>=0.7.0