Added producer tests

.gitignore

3d_party/ctest_junit_convert/conv.xsl

3d_party/ctest_junit_convert/convert.py

CMakeLists.txt

CMakeModules/astyle.cmake

CMakeModules/testing_cpp.cmake

common/cpp/CMakeLists.txt

common/cpp/include/common/file_info.h

common/cpp/include/common/networking.h

common/cpp/include/system_wrappers/io.h

common/cpp/include/system_wrappers/system_io.h

common/cpp/src/system_io.cpp

common/cpp/src/system_io_linux.cpp

common/cpp/src/system_io_windows.cpp

common/cpp/unittests/MockIO.h

doxygen.ini

examples/CMakeLists.txt

examples/producer/CMakeLists.txt

examples/producer/dummy-data-producer/CMakeLists.txt

...ples/producer/dummy-data-producer/dummy_data_producer.cpp