bernhard incompatible with protobuf 3.2.0

[TeddyRux]

Versions

• Python 2.7.6
• protobuf - 3.2.0
• bernhard - 0.2.4

Steps to reproduce

• Install lastest version of protobuf pip install protobuf==3.2.0
• Install bernhard pip install bernhard
• Run an inline command to import bernhard python -c "import bernhard"

Error that appears

Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/usr/local/lib/python2.7/dist-packages/bernhard/__init__.py", line 11, in <module>
    from . import pb
  File "/usr/local/lib/python2.7/dist-packages/bernhard/pb.py", line 34, in <module>
    options=None),
  File "/usr/local/lib/python2.7/dist-packages/google/protobuf/descriptor.py", line 494, in __new__
    _message.Message._CheckCalledFromGeneratedFile()
TypeError: Descriptors should not be created directly, but only retrieved from their parent.