provide a user preference for printing the debug location in the terminal * main-window.cc (notice_settings): get new preference from settings file; (execute_command_callback): set next breakpoint quiet if desired; (execute_debug_callback): set next breakpoint quiet only if desired * main-window.h: new class attribute storing the preference * settings-dialog.cc (constructor): get new preference from settings file and initialize the new checkbox, put terminal related settings together; (write_changed_settings): write state of checkbox into settings file; * settings-dialog.ui: new checkbox for printing debug location in terminal tab

8728cf80b7d84b0ac401debac5b37217aac0d2e2 gnulib-hg