Add a couple of new samples, improved some others: (#414)

new:
- InstanceVersion: print out the instance version
- PhysicalDeviceExtensions: print out the device specific extensions
- PhysicalDeviceFeatures: print out the device specific features
- PhysicalDeviceGroups: print out the device groups (interesting with SLI)
- PhysicalDeviceMemoryProperties: print out the device specific memory properties
- PhysicalDeviceQueueFamilyProperties: print out the device specific queue family properties
- SurfaceCapabilities: print out the surface specific capabilities
- SurfaceFormats: print out the supported surface specific formats
improved:
- InstanceExtensionProperties: print out the instance extensions alphabetically
- InstanceLayerProperties: removed an unused local function
- RayTracing: improved fence usage

samples/SurfaceFormats/CMakeLists.txt

@@ -0,0 +1,38 @@
+# Copyright(c) 2019, NVIDIA CORPORATION. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+cmake_minimum_required(VERSION 3.2)
+
+project(SurfaceFormats)
+
+set(HEADERS
+  ../utils/utils.hpp
+)
+
+set(SOURCES
+  SurfaceFormats.cpp
+  ../utils/utils.cpp
+)
+
+source_group(headers FILES ${HEADERS})
+source_group(sources FILES ${SOURCES})
+
+add_executable(SurfaceFormats
+  ${HEADERS}
+  ${SOURCES}
+)
+
+set_target_properties(SurfaceFormats PROPERTIES FOLDER "Samples")
+target_link_libraries(SurfaceFormats PUBLIC "$ENV{VULKAN_SDK}/Lib/vulkan-1.lib"
+)