Variou details:

- Put the MIT copyright at the end.
- Move the directory /other -> tools
- Various improvements.

include/ftxui/dom/take_any_args.hpp

@@ -1,7 +1,3 @@
-// Copyright 2020 Arthur Sonzogni. All rights reserved.
-// Use of this source code is governed by the MIT license that can be found in
-// the LICENSE file.
-
 #include <type_traits>
 
 template <class T>
@@ -32,3 +28,7 @@ Elements unpack(Args... args) {
   Element container(Args... children) {                        \
     return container(unpack(std::forward<Args>(children)...)); \
   }
+
+// Copyright 2020 Arthur Sonzogni. All rights reserved.
+// Use of this source code is governed by the MIT license that can be found in
+// the LICENSE file.