Some changes around

* Moved all definitions from <variadic.h> to <types.h>.
* Removed <variadic.h>.

Author: sadko4u

CHANGELOG

@@ -5,6 +5,8 @@
 === 1.0.45 ===
 * Added strend() function for returning pointer to the end of C string.
 * Added strmemdup() function for converting sequence of bytes to C string.
+* Moved all definitions from <variadic.h> to <types.h>.
+* Removed <variadic.h>.
 
 === 1.0.44 ===
 * Some improvement around endianess conversion functions.

include/lsp-plug.in/common/types.h

@@ -906,16 +906,55 @@ namespace lsp
 // Library exports, for built-in modules there are no exports
 namespace lsp
 {
+    // lsp::remove_reference
     template <class T>
-    inline void swap(T &a, T &b)
+    struct remove_reference
     {
-        T tmp = a;
-        a = b;
-        b = tmp;
+        typedef T type;
+    };
+
+    template <class T>
+    struct remove_reference<T&>
+    {
+        typedef T type;
+    };
+
+    template <class T>
+    struct remove_reference<T&&>
+    {
+        typedef T type;
+    };
+
+    // lsp::move
+    template <typename T>
+    typename remove_reference<T>::type && move(T && t) noexcept
+    {
+        return static_cast<typename remove_reference<T>::type &&>(t);
+    }
+
+    // lsp::forward
+    template<typename T>
+    constexpr T && forward(typename remove_reference<T>::type && args) noexcept
+    {
+        return static_cast<T &&>(args);
+    }
+
+    template<typename T>
+    constexpr T && forward(typename remove_reference<T>::type & args) noexcept
+    {
+        return static_cast<T &&>(args);
+    }
+
+    template <class T>
+    inline void swap(T & a, T & b) noexcept
+    {
+        T tmp = lsp::move(a);
+        a = lsp::move(b);
+        b = lsp::move(tmp);
     }
 
     template <class T>
-    inline T *release(T * &a)
+    inline T *release(T * &a) noexcept
     {
         T *tmp = a;
         a = NULL;