message: Fixed Mesh class and Model class memory leak.
diff: @@ -499,6 +499,10 @@ vkglTF::Mesh::Mesh(vks::VulkanDevice *device, glm::mat4 matrix) {
  vkglTF::Mesh::~Mesh() {
  vkDestroyBuffer(device->logicalDevice, uniformBuffer.buffer, nullptr);
  vkFreeMemory(device->logicalDevice, uniformBuffer.memory, nullptr);
  + for(auto primitive : primitives)
  + {
  + delete primitive;
  + }
  }
  /*
  @@ -735,6 +739,9 @@ vkglTF::Model::~Model()
  for (auto node : nodes) {
  delete node;
  }
  + for (auto skin : skins) {
  + delete skin;
  + }
  if (descriptorSetLayoutUbo != VK_NULL_HANDLE) {
  vkDestroyDescriptorSetLayout(device->logicalDevice, descriptorSetLayoutUbo, nullptr);
  descriptorSetLayoutUbo = VK_NULL_HANDLE;
  