refactor: warp everything in Cubed namespace

include/Cubed/tools/font.hpp

@@ -10,6 +10,9 @@
 
 #include <Cubed/config.hpp>
 
+namespace Cubed {
+
+
 struct Character {
     glm::vec2 uv_min;
     glm::vec2 uv_max;
@@ -41,4 +44,6 @@ private:
     void setup_font_character();
 
 
-};
+};
+
+}