fixed template compilation on mingw

src/messages/layouts/messagelayout.hpp

@@ -4,7 +4,7 @@
 #include "messages/layouts/messagelayoutelement.hpp"
 #include "messages/message.hpp"
 #include "messages/selection.hpp"
-#include "util/flagsenum.h"
+#include "util/flagsenum.hpp"
 
 #include <QPixmap>
 

src/messages/message.hpp

@@ -1,7 +1,7 @@
 #pragma once
 
 #include "messages/messageelement.hpp"
-#include "util/flagsenum.h"
+#include "util/flagsenum.hpp"
 #include "widgets/helper/scrollbarhighlight.hpp"
 
 #include <cinttypes>

src/messages/messagebuilder.hpp

@@ -21,8 +21,7 @@ public:
     void appendTimestamp(const QTime &time);
     QString matchLink(const QString &string);
 
-    template <typename T, typename... Args,
-              typename _ = std::enable_if<std::is_base_of<MessageElement, T>::value>::type>
+    template <typename T, typename... Args>
     T *emplace(Args &&... args)
     {
         static_assert(std::is_base_of<MessageElement, T>::value, "T must extend MessageElement");