docs: public void addCellValue( int row,
                                int column,
                                String content,
                                boolean _escapeQuotesFlag,
                                boolean trimCell ) {
          if ( _escapeQuotesFlag ) {
              //Michael Neale:
              // For single standard quotes we escape them - eg they may mean "inches" 
              // as in "I want a Stonehenge replica 19" tall"
              int idx = content.indexOf( "\"" );
              if ( idx > 0 && content.indexOf( "\"", idx ) > -1 ) {
                  content = content.replace( "\"", "\\\"" );
              }
          }
          this.sourceBuilder.addCellValue( row, column, content, trimCell );
      }