add serialization (use yaml-cpp), add stencil to render outline for selected entity, add play mode, UUIDS, add orthographic and perspective camera, add editor camera

Editor/assets/shaders/Outline.glsl

@@ -0,0 +1,27 @@
+// Outline Shader
+
+#type vertex
+#version 430
+
+layout(location = 0) in vec3 a_Position;
+layout(location = 1) in vec2 a_TexCoord;
+
+uniform mat4 u_ViewProjection;
+uniform mat4 u_Transform;
+
+out vec2 v_TexCoord;
+
+void main()
+{
+	gl_Position = u_ViewProjection * u_Transform * vec4(a_Position, 1.0);
+}
+
+#type fragment
+#version 430
+
+layout(location = 0) out vec4 color;
+
+void main()
+{
+	color = vec4(1.0, 0.5, 0.0, 1.0);
+}

Editor/assets/shaders/PBRShader_Anim.glsl

@@ -1,5 +1,5 @@
 // -----------------------------
-// -- Hazel Engine PBR shader --
+// -- From Hazel Engine PBR shader --
 // -----------------------------
 // Note: this shader is still very much in progress. There are likely many bugs and future additions that will go in.
 //       Currently heavily updated. 

Editor/assets/shaders/PBRShader_Static.glsl

@@ -1,5 +1,5 @@
 // -----------------------------
-// -- Hazel Engine PBR shader --
+// -- From Hazel Engine PBR shader --
 // -----------------------------
 // Note: this shader is still very much in progress. There are likely many bugs and future additions that will go in.
 //       Currently heavily updated.