no need for numpy version

Author: jonathan-taylor

.travis.yml

@@ -53,7 +53,6 @@ before_install:
   - source travis-tools/utils.sh
   - travis_before_install
   # Install regreg 
-  - python -c "import numpy; print(numpy.version.version)"
   - git clone https://github.com/jonathan-taylor/regreg.git
   - cd regreg
   - pip install -r requirements.txt