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 - PowerPoint2007 Writer : Fixed the axis title in bar chart - @pgee70 GH-267
 - PowerPoint2007 Writer : Fixed the label position in bar chart - @pgee70 GH-268
 - PowerPoint2007 Writer : Support of margins in cell in table - @carlosafonso @Progi1984 GH-273 GH-315
+- Fixed the corruption of file when an addExternalSlide is called - @Progi1984 GH-240
 
 ### Features
 - ODPresentation Writer : Show/Hide Value / Name / Series Name in Chart - @Progi1984 GH-272