Examples: Using "dear imgui" terminology in all examples headers/comments + fix minor typo.

examples/imgui_impl_marmalade.h

@@ -1,4 +1,5 @@
-// ImGui Renderer + Platform Binding for: Marmalade + IwGx
+// dear imgui: Renderer + Platform Binding for Marmalade + IwGx
+// Marmalade code: Copyright (C) 2015 by Giovanni Zito (this file is part of Dear ImGui)
 
 // Implemented features:
 //  [X] Renderer: User texture binding. Use 'CIwTexture*' as ImTextureID. Read the FAQ about ImTextureID in imgui.cpp.
@@ -7,9 +8,6 @@
 // If you are new to dear imgui, read examples/README.txt and read the documentation at the top of imgui.cpp.
 // https://github.com/ocornut/imgui
 
-// Copyright (C) 2015 by Giovanni Zito
-// This file is part of ImGui
-
 IMGUI_IMPL_API bool     ImGui_Marmalade_Init(bool install_callbacks);
 IMGUI_IMPL_API void     ImGui_Marmalade_Shutdown();
 IMGUI_IMPL_API void     ImGui_Marmalade_NewFrame();