Release bolt 0.1 "Accidentally Working"

This is the first release of bolt. The daemon is fully functional, supports enrolling of new devices, (auto) authorization and the removal of existing devices. A command line tool boltctl can be used to interact with the daemon. For more information see the supplied man page boltctl(1).

Special thanks to: Alberto Ruiz, Benjamin Berg, Hans de Goede, Harald Hoyer, Javier Martinez Canillas, Jaroslav Lichtblau, Jakub Steiner, Richard Hughes