Add Text rendering

- Add FreeType as dependency
- Add MsdfGen as dependency
- Add MsdfAtlasGen as dependency

CopiumEngine/src/copium/sampler/Glyph.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <glm/glm.hpp>
+
+namespace Copium
+{
+  struct Glyph
+  {
+    float advance;
+    glm::vec2 pos1;
+    glm::vec2 pos2;
+    glm::vec2 texCoord1;
+    glm::vec2 texCoord2;
+  };
+}