Initial setup.

Correctly linking glfw and spdlog...
Linking could be improved by not needing the sandbox
application to also be linked with glfw

MyGraphicsEngine/shaders/vertex.shader

@@ -0,0 +1,7 @@
+#version 330 core
+layout (location = 0) in vec3 aPos;
+
+void main()
+{
+    gl_Position = vec4(aPos.x, aPos.y, aPos.z, 1.0);
+}