Fix: cpp-coveralls on travis-ci fails
Fix: cpp-coveralls on travis-ci fails

The fix was suggested:
https://github.com/eddyxu/cpp-coveralls/issues/108

Problem:

/home/travis/.local/lib/python2.7/site-packages/requests/packages/urllib3/util/ssl_.py:334: SNIMissingWarning: An HTTPS request has been made, but the SNI (Subject Name Indication) extension to TLS is not available on this platform. This may cause the server to present an incorrect TLS certificate, which can cause validation failures. You can upgrade to a newer version of Python to solve this. For more information, see https://urllib3.readthedocs.io/en/latest/advanced-usage.html#ssl-warnings
  SNIMissingWarning
/home/travis/.local/lib/python2.7/site-packages/requests/packages/urllib3/util/ssl_.py:132: InsecurePlatformWarning: A true SSLContext object is not available. This prevents urllib3 from configuring SSL appropriately and may cause certain SSL connections to fail. You can upgrade to a newer version of Python to solve this. For more information, see https://urllib3.readthedocs.io/en/latest/advanced-usage.html#ssl-warnings
  InsecurePlatformWarning
Traceback (most recent call last):
  File "/home/travis/.local/bin/coveralls", line 9, in <module>
    load_entry_point('cpp-coveralls==0.3.12', 'console_scripts', 'coveralls')()
  File "/home/travis/.local/lib/python2.7/site-packages/cpp_coveralls/__init__.py", line 105, in run
    return report.post_report(cov_report)
  File "/home/travis/.local/lib/python2.7/site-packages/cpp_coveralls/report.py", line 12, in post_report
    response = requests.post(URL, files={'json_file': json.dumps(coverage)})
  File "/home/travis/.local/lib/python2.7/site-packages/requests/api.py", line 110, in post
    return request('post', url, data=data, json=json, **kwargs)
  File "/home/travis/.local/lib/python2.7/site-packages/requests/api.py", line 56, in request
    return session.request(method=method, url=url, **kwargs)
  File "/home/travis/.local/lib/python2.7/site-packages/requests/sessions.py", line 488, in request
    resp = self.send(prep, **send_kwargs)
  File "/home/travis/.local/lib/python2.7/site-packages/requests/sessions.py", line 609, in send
    r = adapter.send(request, **kwargs)
  File "/home/travis/.local/lib/python2.7/site-packages/requests/adapters.py", line 497, in send
    raise SSLError(e, request=request)
requests.exceptions.SSLError: [Errno 1] _ssl.c:504: error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed

rbruggem/mqlog,rbruggem/mqlog