CRM-12757 - Upgrade open-flash-chart.swf

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* CRM-12757: Upgrade and test open-flash-chart.swf
  http://issues.civicrm.org/jira/browse/CRM-12757
Merge pull request #18 from totten/4.3-ofcswf

CRM-12757 - Upgrade open-flash-chart.swf