Streamline QRegExp instances in libgu. * file-editor-tab.cc (do_comment_selected_text): Use non-capturing grouping. * octave-qscintilla.cc (smart_indent): Use non-capturing grouping for ekey, mkey, case_key, and stand-alone QRegExp. * octave-qscintilla.cc (smart_indent_line_or_selected_text): Use non-capturing grouping for end_word_regexp, begin_block_regexp, mid_block_regexp, end_block_regexp, case_block_regexp. * qt-interpreter-events.cc (make_filter_list): Use C++ Raw string to define QRegExp with lots of backslashes. * variable-editor.cc (variable_editor_stack::levulUp): Rewrite QRegExp to use character classes to get rid of excessive backslashes.

root = true

[*]
charset = utf-8
end_of_line = lf
indent_size = 2
indent_style = space
insert_final_newline = true

[*.{am,mk}]
indent_size = tab
indent_style = tab