maint: Code cleanup in Sparse::sort routines. * Sparse.cc: Define new variable sort_by_column for code readability. Use std::swap for code readability. Cuddle parenthesis when indexing.

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