message: Isolate variables to the local scope
diff: @@ -331,14 +331,14 @@ var PptxGenJS = function(){
  var resultObject = {};
  var sizing = null;
  // FIRST: Set vars for this image (object param replaces positional args in 1.1.0)
  - intPosX = (objImage.x || 0);
  - intPosY = (objImage.y || 0);
  - intWidth = (objImage.w || 0);
  - intHeight = (objImage.h || 0);
  - sizing = objImage.sizing || null;
  - objHyperlink = (objImage.hyperlink || '');
  - strImageData = (objImage.data || '');
  - strImagePath = (objImage.path || '');
  + var intPosX = (objImage.x || 0);
  + var intPosY = (objImage.y || 0);
  + var intWidth = (objImage.w || 0);
  + var intHeight = (objImage.h || 0);
  + var sizing = objImage.sizing || null;
  + var objHyperlink = (objImage.hyperlink || '');
  + var strImageData = (objImage.data || '');
  + var strImagePath = (objImage.path || '');
  var imageRelId = target.rels.length + 1;
  