Implements #82 registration app

CMakeLists.txt

applications/reconstruct/src/registration.cpp

applications/reconstruct/src/virtual_source.cpp

applications/registration/CMakeLists.txt

applications/registration/src/correspondances.cpp

applications/registration/src/correspondances.hpp

applications/registration/src/main.cpp

applications/registration/src/manual.cpp

applications/registration/src/manual.hpp

components/rgbd-sources/src/source.cpp

components/rgbd-sources/src/streamer.cpp

config/config_nick.jsonc