Typos
Add FAQ item: wrapping text
Add FAQ item: highlight text
Add TODO item
Fmt/typos
Add attributes: column_width and row_height
Wording/fmt
Avoid undefs in cells (when there is no column formatting)
Delete unneeded scripts, add demo table for color theme
Tweak color theme
Format percentage
Detect more patterns for date
Add color theme: default_gradation_whitebg
Remove TODO item (color name should be provided by other modules)