Resolve compile error for qt 5.6.0+

src/xlsx/xlsxzipreader.cpp

@@ -26,6 +26,7 @@
 #include "xlsxzipreader_p.h"
 
 #include <private/qzipreader_p.h>
+#include <QtCore/qvector.h>
 
 namespace QXlsx {
 
@@ -48,7 +49,7 @@ ZipReader::~ZipReader()
 
 void ZipReader::init()
 {
-    QList<QZipReader::FileInfo> allFiles = m_reader->fileInfoList();
+    auto allFiles = m_reader->fileInfoList();
     foreach (const QZipReader::FileInfo &fi, allFiles) {
         if (fi.isFile)
             m_filePaths.append(fi.filePath);