Add configurable logging for REST We now log status code and error message for failing REST requests. Introduces new config item rest_logging in section [web]. Fixes (part of) issue2551274.

try:
    # Python 3+
    from ssl import SSLError
except (ImportError, AttributeError):
    # Python 2.5-2.7
    from socket import sslerror as SSLError    # noqa: F401