Merge pull request #89 from ocefpaf/fix_deps

fix deps

Author: ocefpaf

setup.cfg

@@ -26,7 +26,7 @@ install_requires =
     gsw >=3.3.0
     matplotlib
     numpy
-    pandas-flavor ==0.1.2
+    pandas-flavor >=0.1.2
     pandas >=0.24.0
     scipy
 python_requires = >=3.6