loader: Clean up ctors and includes.

src/core/loader/loader.h

@@ -1,4 +1,4 @@
-// Copyright 2014 Citra Emulator Project
+// Copyright 2018 yuzu emulator team
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
@@ -20,9 +20,6 @@ struct AddressMapping;
 class Process;
 } // namespace Kernel
 
-////////////////////////////////////////////////////////////////////////////////////////////////////
-// Loader namespace
-
 namespace Loader {
 
 /// File types supported by CTR