Don't report direct network errors as proxy errors
Don't report direct network errors as proxy errors

- last commit reported network errors that happened when proxy was off
  as network errors

bmng-dev/PyBitmessage,hb9kns/PyBitmessage,bmng-dev/PyBitmessage,bmng-dev/PyBitmessage,hb9kns/PyBitmessage,hb9kns/PyBitmessage,hb9kns/PyBitmessage