v1.2.0

• Add enable_style_filter method and disable_style_filter method to writer classes
• Add check_style_filter_kwargs method to the Theme class
• Add pytablewriter-altcol-theme to theme extras
• Add margin support to the CssTableWriter class
• Add support for Python 3.12
• Modify the style filter to be applicable to table headers: #37 (Thanks to @shawalli)
• Change the add_col_separator_style_filter method that raises NotImplementedError to debug-log output
• Improve discovery of pytablewriter plugins
• Bump minimum required version of typepy to 1.3.2
• Fix margin, stream, and style_filter_kwargs to be propagated correctly in from_writer method
  • Fix the output of HtmlTableWriter.write_table method when the method called with write_css=True
• Fix an issue where the CSS output would be incorrect if the HtmlTableWriter.write_table method was called with write_css=True when table_name was not specified
• Fix style applying for headers of CssTableWriter writer class
• Fix type annotations

Full Changelog: v1.1.0...v1.2.0