Get rid of QRegExp

databaseview.cpp

@@ -8,7 +8,7 @@
 #include <QDebug>
 #include <QMenu>
 #include <QContextMenuEvent>
-#include <QRegExp>
+#include <QRegularExpression>
 #include <iostream>
 
 const QStringList DEFAULT_COLUMNS = {"EXPTIME", "OBJECT", "RA", "DEC"};

imageringlist.cpp

@@ -110,7 +110,7 @@ ImageRingList::ImageRingList(Database *database, const QStringList &nameFilter,
   , m_nameFilter(nameFilter)
 {
     connect(&m_fileSystemWatcher, SIGNAL(directoryChanged(QString)), this, SLOT(dirChanged(QString)));
-    m_nameFilter.replaceInStrings(QRegExp("^"), "*.");
+    m_nameFilter.replaceInStrings(QRegularExpression("^"), "*.");
     m_thumbPool = new QThreadPool(this);
 }