Merge pull request #219 from pllim/fix-devdeps

TST: Ignore DeprecationWarning from numpy chararray

Author: pllim

setup.cfg

@@ -13,6 +13,7 @@ filterwarnings =
     ignore:numpy\.ndarray size changed:RuntimeWarning
     ignore:can't resolve package from __spec__:ImportWarning
     ignore:distutils Version classes are deprecated:DeprecationWarning
+    ignore:The chararray class is deprecated:DeprecationWarning
     ignore:.*Column disp option
     ignore:BlackBody provides the same capabilities
     ignore:The MexicanHat1D class is deprecated