Bump numpy from 1.17.0 to 1.17.1 (#913)

Bump [numpy](https://github.com/numpy/numpy) from 1.17.0 to 1.17.1.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/master/doc/HOWTO_RELEASE.rst.txt)
- [Commits](https://github.com/numpy/numpy/compare/v1.17.0...v1.17.1)

requirements.txt

@@ -1,6 +1,6 @@
 pyOpenSSL>=0.14  # Could not find a version that satisfies the requirement pyOpenSSL>=0.14; extra == "security" (from requests[security]>=2.7.0->libmozdata==0.1.43)
 libmozdata==0.1.58
-numpy==1.17.0
+numpy==1.17.1
 scipy==1.3.1
 scikit-learn==0.21.3
 xgboost==0.90