Moved shaders for triangle example into separate directory

data/shaders/triangle/triangle.frag

@@ -0,0 +1,13 @@
+#version 450
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (location = 0) in vec3 inColor;
+
+layout (location = 0) out vec4 outFragColor;
+
+void main() 
+{
+  outFragColor = vec4(inColor, 1.0);
+}