don't use bind_internal_variable when handling -x option * octave.cc (echo_executing_commands): Delete static variable. (octave_process_command_line): Call Fecho_executing_commands directly here for -H option. (octave_initialize_interpreter): Don't call bind_internal_variable to set echo_executing_commands variable here. (octave_execute_interpreter): Call Fecho_executing_commands directly here instead of using bind_internal_variable.

gnulib = [git]git://git.sv.gnu.org/gnulib
libgui/qterminal = [git]https://code.google.com/p/qterminal/