message: Fix for Issue (edit chart data)
diff: @@ -62,7 +62,7 @@ if ( NODEJS ) {
  var PptxGenJS = function(){
  // CONSTANTS
  var APP_VER = "1.7.0-beta";
  - var APP_REL = "20170717";
  + var APP_REL = "20170731";
  //
  var MASTER_OBJECTS = {
  'image': { name:'image' },
  @@ -269,7 +269,7 @@ var PptxGenJS = function(){
  strSheetXml += '<sheetFormatPr defaultColWidth="8" defaultRowHeight="12.75" customHeight="1" outlineLevelRow="0" outlineLevelCol="0"/>';
  strSheetXml += '<sheetData>';
  - if ( rel.opts.type == 'bar' ) {
  + if ( rel.opts.type == 'area' || rel.opts.type == 'bar' || rel.opts.type == 'line' ) {
  /* EX: INPUT: `rel.data`
  [
  {
  