Examples: Added SDL, Vulkan examples to .sln file.

examples/imgui_examples.sln

@@ -1,6 +1,8 @@
 
-Microsoft Visual Studio Solution File, Format Version 11.00
-# Visual Studio 2010
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 14
+VisualStudioVersion = 14.0.25420.1
+MinimumVisualStudioVersion = 10.0.40219.1
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl2_example", "opengl2_example\opengl2_example.vcxproj", "{9CDA7840-B7A5-496D-A527-E95571496D18}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "directx9_example", "directx9_example\directx9_example.vcxproj", "{4165A294-21F2-44CA-9B38-E3F935ABADF5}"
@@ -11,6 +13,12 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl3_example", "opengl3_
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "directx10_example", "directx10_example\directx10_example.vcxproj", "{345A953E-A004-4648-B442-DC5F9F11068C}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "sdl_opengl2_example", "sdl_opengl2_example\sdl_opengl2_example.vcxproj", "{2AE17FDE-F7F3-4CAC-ADAB-0710EDA4F741}"
+EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "sdl_opengl3_example", "sdl_opengl3_example\sdl_opengl3_example.vcxproj", "{BBAEB705-1669-40F3-8567-04CF6A991F4C}"
+EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "vulkan_example", "vulkan_example\vulkan_example.vcxproj", "{57E2DF5A-6FC8-45BB-99DD-91A18C646E80}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Win32 = Debug|Win32
@@ -59,6 +67,30 @@ Global
 		{345A953E-A004-4648-B442-DC5F9F11068C}.Release|Win32.Build.0 = Release|Win32
 		{345A953E-A004-4648-B442-DC5F9F11068C}.Release|x64.ActiveCfg = Release|x64
 		{345A953E-A004-4648-B442-DC5F9F11068C}.Release|x64.Build.0 = Release|x64
+		{2AE17FDE-F7F3-4CAC-ADAB-0710EDA4F741}.Debug|Win32.ActiveCfg = Debug|Win32
+		{2AE17FDE-F7F3-4CAC-ADAB-0710EDA4F741}.Debug|Win32.Build.0 = Debug|Win32
+		{2AE17FDE-F7F3-4CAC-ADAB-0710EDA4F741}.Debug|x64.ActiveCfg = Debug|x64
+		{2AE17FDE-F7F3-4CAC-ADAB-0710EDA4F741}.Debug|x64.Build.0 = Debug|x64
+		{2AE17FDE-F7F3-4CAC-ADAB-0710EDA4F741}.Release|Win32.ActiveCfg = Release|Win32
+		{2AE17FDE-F7F3-4CAC-ADAB-0710EDA4F741}.Release|Win32.Build.0 = Release|Win32
+		{2AE17FDE-F7F3-4CAC-ADAB-0710EDA4F741}.Release|x64.ActiveCfg = Release|x64
+		{2AE17FDE-F7F3-4CAC-ADAB-0710EDA4F741}.Release|x64.Build.0 = Release|x64
+		{BBAEB705-1669-40F3-8567-04CF6A991F4C}.Debug|Win32.ActiveCfg = Debug|Win32
+		{BBAEB705-1669-40F3-8567-04CF6A991F4C}.Debug|Win32.Build.0 = Debug|Win32
+		{BBAEB705-1669-40F3-8567-04CF6A991F4C}.Debug|x64.ActiveCfg = Debug|x64
+		{BBAEB705-1669-40F3-8567-04CF6A991F4C}.Debug|x64.Build.0 = Debug|x64
+		{BBAEB705-1669-40F3-8567-04CF6A991F4C}.Release|Win32.ActiveCfg = Release|Win32
+		{BBAEB705-1669-40F3-8567-04CF6A991F4C}.Release|Win32.Build.0 = Release|Win32
+		{BBAEB705-1669-40F3-8567-04CF6A991F4C}.Release|x64.ActiveCfg = Release|x64
+		{BBAEB705-1669-40F3-8567-04CF6A991F4C}.Release|x64.Build.0 = Release|x64
+		{57E2DF5A-6FC8-45BB-99DD-91A18C646E80}.Debug|Win32.ActiveCfg = Debug|Win32
+		{57E2DF5A-6FC8-45BB-99DD-91A18C646E80}.Debug|Win32.Build.0 = Debug|Win32
+		{57E2DF5A-6FC8-45BB-99DD-91A18C646E80}.Debug|x64.ActiveCfg = Debug|x64
+		{57E2DF5A-6FC8-45BB-99DD-91A18C646E80}.Debug|x64.Build.0 = Debug|x64
+		{57E2DF5A-6FC8-45BB-99DD-91A18C646E80}.Release|Win32.ActiveCfg = Release|Win32
+		{57E2DF5A-6FC8-45BB-99DD-91A18C646E80}.Release|Win32.Build.0 = Release|Win32
+		{57E2DF5A-6FC8-45BB-99DD-91A18C646E80}.Release|x64.ActiveCfg = Release|x64
+		{57E2DF5A-6FC8-45BB-99DD-91A18C646E80}.Release|x64.Build.0 = Release|x64
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE