Added basic shadows to directional lights; Probably needs to be refined

NFPackCreator/AssetBuild/base/shaders/shadow/directionalShadowFragment.shader

@@ -0,0 +1,5 @@
+#version 330 core
+
+void main() {
+
+}

NFPackCreator/AssetBuild/base/shaders/shadow/directionalShadowVertex.shader

@@ -0,0 +1,12 @@
+#version 330 core
+
+layout(location = 0) in vec3 pos;
+
+uniform mat4 lightSpace;
+uniform mat4 model;
+
+out vec3 texCoord;
+
+void main() {
+	gl_Position = lightSpace * model * vec4(pos, 1.0);
+}