2.6.2 (stable): * slot: Handle auto-disconnection when a slot contains a slot (Kjell Ahlstedt) Bug #755003 (Ryan Beasley) * slot and signal: Correct move constructors and move assignments. (Kjell Ahlstedt) Bug #756484. * trackable, slot_base, signal_base, connection: Add some noexcept specs (Kjell Ahlstedt) Bug #756484. * trackable, slot, signal: Remove noexcept from move operations. (Kjell Ahlstedt) Bug #756484. * slot and signal: Add missing move constructors and move assignments (Kjell Ahlstedt) Bug #756484. * signal_impl: =delete copy and move operations. (Murray Cumming, Kjell Ahlstedt) Bug #756484 * typed_slot_rep: =delete unimplemented copy and move operations. (Murray Cumming, Kjell Ahlstedt) Bug #756484 * slot_rep: =delete copy and move operations. (Murray Cumming, Kjell Ahlstedt) Bug #756484