message: Fix Xcode version matching
diff: @@ -41,7 +41,7 @@ def execute(cmd, cwd = None):
  raise Exception("Child returned:", retcode)
  def getXCodeMajor():
  - ret = check_output(["xcodebuild", "-version"])
  + ret = check_output(["xcodebuild", "-version"]).decode("utf-8")
  m = re.match(r'Xcode\s+(\d+)\..*', ret, flags=re.IGNORECASE)
  if m:
  return int(m.group(1))
  