Merge pull request #1894 from wiredfool/stdout_for_appveyor

Print stdout in appveyor logs

winbuild/build.py

@@ -39,7 +39,10 @@ def run_script(params):
                                 )
         (trace, stderr) = proc.communicate()
         status = proc.returncode
+        print("-- stderr --")
         print(stderr)
+        print("-- stdout --")
+        print(trace)
         print("Done with %s: %s" % (version, status))
         return (version, status, trace, stderr)
     except Exception as msg: