add initial examples, replacing the 'Demos/Demos3'. Will make it work cross-platform, OpenGL3/OpenGL2 and add more examples to it.

examples/ThirdPartyLibs/Gwen/premake4.lua

@@ -0,0 +1,31 @@
+	project "gwen"
+		
+	kind "StaticLib"
+		
+	--flags {"Unicode"}
+initOpenGL()
+initGlew()
+if os.is("Linux") then	
+	initX11()
+end 
+	
+	defines { "GWEN_COMPILE_STATIC"  }
+	 defines { "DONT_USE_GLUT"}	
+	includedirs {
+		".",".."
+	}
+	files {
+		"*.cpp",
+		"*.h",
+		"Controls/*.cpp",
+		"Controls/*.h",
+		"Controls/Dialog/*.cpp",
+		"Controls/Dialogs/*.h",
+		"Controls/Layout/*.h",
+		"Controls/Property/*.h",
+		"Input/*.h",
+		"Platforms/*.cpp",
+		"Renderers/*.cpp",
+		"Skins/*.cpp",
+		"Skins/*.h"
+	}