fix regression: selection of beziers either by clicking close to the bezier line or to the control points
better and faster is_xschem_file detection
improve previous fix
fix regresions in get_sym_name() and get_sch_from_sym(), use catch {...} in proc edit_prop for xschem getprop symbol ... command if symbol not found
complete previous commit
pins / labels with no "lab" attribute set will inherit it from attached nets. Do not use template symbol "lab" attribute
Recent component toolbar: removed c_t($i,command) member from c_t array
file_chooser: by default include level 0 base directories even if not containing xschem files; fixed a bug in table_read() (uninitialized data if failed to find table file)