Merge pull request #137 from LCTT/dependabot/pip/numpy-1.16.3

Bump numpy from 1.16.1 to 1.16.3

Author: LuuMing

requirements.txt

@@ -16,7 +16,7 @@ idna==2.8
 kiwisolver==1.1.0
 matplotlib==3.1.0
 more-itertools==7.0.0
-numpy==1.16.1
+numpy==1.16.3
 pandas==0.24.2
 pep8==1.7.1
 pkginfo==1.5.0.1