rename header files from *.h to *.hpp

src/asyncexec.hpp

@@ -0,0 +1,27 @@
+#pragma once
+
+#include <QCoreApplication>
+
+#include <QRunnable>
+#include <QThreadPool>
+
+#include <functional>
+
+#define async_exec(a) QThreadPool::globalInstance()->start(new LambdaRunnable(a));
+
+class LambdaRunnable : public QRunnable
+{
+public:
+    LambdaRunnable(std::function<void()> action)
+    {
+        this->action = action;
+    }
+
+    void run()
+    {
+        this->action();
+    }
+
+private:
+    std::function<void()> action;
+};