Mostly working sender test

components/rgbd-sources/CMakeLists.txt

components/rgbd-sources/src/init.cpp

components/rgbd-sources/src/source.cpp

components/streams/test/CMakeLists.txt

components/streams/test/receiver_unit.cpp

components/streams/test/sender_unit.cpp

components/structures/include/ftl/data/channels.hpp

components/structures/include/ftl/data/new_frameset.hpp

components/structures/src/frameset.cpp

components/structures/src/new_frame.cpp