"line" and "area" type charts wrongly use the column or row ids as data instead of the user-provided data

{{chart type='line' source='inline' params='range:B2-B9;series:columns'}}
|=Date|=Value
|2012-02-21|4.97
|2012-02-26|4.96
|2012-03-04|4.93
|2012-03-11|4.84
|2012-03-18|4.83
|2012-03-25|4.85
|2012-04-01|4.85
|2012-04-08|4.87
{{/chart}}