Fix MinGW test driver seg faults related to exception handling.
Fix MinGW test driver seg faults related to exception handling.

Fixes #243.

saschazelzer/CppMicroServices,CppMicroServices/CppMicroServices,CppMicroServices/CppMicroServices,CppMicroServices/CppMicroServices,saschazelzer/CppMicroServices,CppMicroServices/CppMicroServices,CppMicroServices/CppMicroServices