upgrade ruamel.yaml pin to match cwltool

mr-c · mr-c · commit 39aa93df964b · 2016-11-14T15:11:20.000+02:00
diff --git a/setup.py b/setup.py
@@ -20,7 +20,7 @@
       license='Apache 2.0',
       packages=["cwlupgrader"],
       install_requires=[
-          'ruamel.yaml == 0.11.11',
+          'ruamel.yaml == 0.12.4',
           'typing'
         ],
       entry_points={
