SASS is no longer silenceable.
Table styles now use 'o-techdocs-table' classes.
Table wrapping JS is now in o-table.
Updated readme.
Table wrapping now targets all tables in o-techdocs-content elements.
Removed unnecessary table selectors. Updated demo page to explain table styling.
Merge pull request #13 from Financial-Times/unsilenceable

SASS is no longer silenceable.