Fixed tab expansion.
Make the tab expansion matching faster.
Added the core of smart text implementation.
Make the unicode text work regardless of smart_text option.
Fix typo in pass through filter.
Integrated smart text filter skeleton.
Implemented smart text newline processing.
The newlines in smart text continuation lines work properly.
Added support for boundary characters which suppress adding newlines to smart text.
Added smart text test.
Cosmetic change to make the code a bit more readable.
Expose the smart text newline control options.
Make the shorcut_re work even for empty shortcut sets.
Improved the smart text regexp.
Revised the default smart text character set.
Use regexp for prepend/append matching.
Added unicode smart text test.
Fixed whitespace in text examples.
Added smart text chapter.
Documented smart text options.