This gives the user the option to create their own signal handler without having create::Create interfere.
They can disable the sigint/sigterm handler and be responsible for disconnecting from the robot themselves.
Signed-off-by: Jacob Perron <jacobmperron@gmail.com>
* Replace boost features with C++11 equivalents
Signed-off-by: Jacob Perron <jacob@openrobotics.org>
* Include <cmath> in util.h
Needed for std::abs
Signed-off-by: Jacob Perron <jacob@openrobotics.org>