Proper depth format selection, small fixes

C++ style shader loading

Moved validation setup into instance creation

Release Vulkan objects, replaced some vulkan function calls with vulkan-hpp calls, code cleanup

Updated triangle example (now displays proper triangle, but still wip)

Added tinygltf submodule

Single file triangle example using vulkan_hpp (wip)

Added CMakeLists.txt

gitignore

Includes and submodules

Initial commit