Added editor Gizmos, and shader manager

Editor/resources/Shaders/gizmo.shader

@@ -0,0 +1,31 @@
+#shader vertex
+#version 460 core
+layout(location = 0) in vec3 Position;
+layout(location = 1) in vec2 UV;
+
+uniform mat4 model;
+uniform mat4 view;
+uniform mat4 projection;
+
+out sample vec2 a_UV;
+
+void main()
+{
+    a_UV = UV;
+    gl_Position = projection * view * model * vec4(Position, 1.0);
+}
+
+#shader fragment
+#version 460 core
+
+out vec4 FragColor;
+
+in vec2 a_UV;
+
+uniform sampler2D gizmo_texture;
+
+void main() 
+{
+    vec4 px_color = texture(gizmo_texture, a_UV).rgba;
+    FragColor = px_color;
+}