D-Bus interface leaks
==8582== 24 bytes in 2 blocks are definitely lost in loss record 46 of 114
==8582== at 0x40297BB: calloc (in /usr/lib/valgrind/vgpreload_memcheck-x86-linux.so)
==8582== by 0x5A9C8E9: InputCallback (dbus.c:909)
==8582== by 0x42D79CC: TriggerCallback (variables.c:1322)
==8582== by 0x42D8AAB: var_SetChecked (variables.c:743)
==8582==