allow help to find docstrings for classdef classes and methods (bug #43047) * help.cc (help_system::raw_help_from_symbol_table): Also find docstrings from classdef meta objects (both classes and methods). * cdef-class.h, cdef-class.cc (cdef_class::cdef_class_rep, cdef_class): Store docstring for class and provide access. * ov-classdef.h, ov-classdef.cc (octave_classdef_meta::doc_string): New function to provide access to doc strings for classdef objects and methods. * ov-fcn.h (octave_function::doc_string): Now virtual. New argument for method name.

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