message: depends: mac deploy Py3 compatibility
  This fixes the gitian MacOSX build, it was broken in
  The patch to `native_mac_alias` should probably make it upstream.
diff: @@ -211,7 +211,7 @@ def getFrameworks(binaryPath, verbose):
  sys.stderr.flush()
  raise RuntimeError("otool failed with return code %d" % otool.returncode)
  - otoolLines = o_stdout.split("\n")
  + otoolLines = o_stdout.decode().split("\n")
  otoolLines.pop(0) # First line is the inspected binary
  if ".framework" in binaryPath or binaryPath.endswith(".dylib"):
  otoolLines.pop(0) # Frameworks and dylibs list themselves as a dependency.
  @@ -676,7 +676,7 @@ if verbose >= 2:
  print("+ Installing qt.conf +")
  f = open(os.path.join(applicationBundle.resourcesPath, "qt.conf"), "wb")
  -f.write(qt_conf)
  +f.write(qt_conf.encode())
  f.close()
  # ------------------------------------------------
  