fix minor doxygen comments

Author: rpreen

xcsf/neural_layer.h

@@ -222,7 +222,6 @@ layer_mutate(struct Layer *l)
  * @brief Resizes a layer using the previous layer's inputs
  * @param [in] l The layer to mutate.
  * @param [in] prev The layer prior to the one being mutated.
- * @return Whether any alterations were made.
  */
 static inline void
 layer_resize(struct Layer *l, const struct Layer *prev)

xcsf/pybind_wrapper.cpp

@@ -941,6 +941,7 @@ class XCS
     /**
      * @brief Reads classifiers from a JSON file and adds to the population.
      * @param [in] filename Name of the input file.
+     * @param [in] clean Whether to wipe existing population before insertion.
      */
     void
     json_read(const std::string &filename, const bool clean)