message: add includes to scintilla, otherwise it will not compile
diff: #ifndef PLATFORM_H
  #define PLATFORM_H
  +#include <string_view>
  +#include <memory>
  +#include <vector>
  +
  // PLAT_GTK = GTK+ on Linux or Win32
  // PLAT_GTK_WIN32 is defined additionally when running PLAT_GTK under Win32
  // PLAT_WIN = Win32 API on Win32 OS
  