Update code

include/utils.hpp

@@ -8,7 +8,9 @@
  *  @brief Function prototypes and macros that are useful.
  *
  *  These utility function are mainly for convenience and aren't directly
- *  related to the project.
+ *  related to the project. Anything that is in the details namespace should
+ *  not be used directly, or else it might cause undefined behavior if not used
+ *  correctly.
  *
  *  @bug No known bugs
  * */
@@ -47,7 +49,7 @@ namespace details {
  *
  *  @details This function should only be used for the __METHOD_NAME__ macro,
  *  since it takes the output from __PRETTY_FUNCTION__ and strips the return
- *  type.
+ *  type. 
  *
  *  @param pretty_function The string from __PRETTY_FUNCTION__
  *