message: Updated theme.xml to match PPT
diff: @@ -4183,7 +4183,7 @@ var PptxGenJS = function(){
  function makeXmlTheme() {
  var strXml = '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>'+CRLF;
  - strXml += '<a:theme xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" name="Office Theme">\
  + strXml += '<a:theme xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" name="Office Theme">\
  <a:themeElements>\
  <a:clrScheme name="Office"><a:dk1><a:sysClr val="windowText" lastClr="000000"/></a:dk1><a:lt1><a:sysClr val="window" lastClr="FFFFFF"/></a:lt1>\
  <a:dk2><a:srgbClr val="A7A7A7"/></a:dk2>\
  