[#89] Fixed copy mess with pointers

config/Sources.cmake

include/vkcv/Core.hpp

include/vkcv/Window.hpp

projects/first_triangle/src/main.cpp

src/vkcv/Core.cpp

src/vkcv/SwapchainManager.cpp

src/vkcv/SwapchainManager.hpp

src/vkcv/Window.cpp

src/vkcv/WindowManager.cpp

src/vkcv/WindowManager.hpp