fixed doc + minor changes

src/entt/entity/actor.hpp

@@ -170,7 +170,7 @@ struct Actor {
      * @brief Returns a reference to the underlying registry.
      * @return A reference to the underlying registry.
      */
-    const registry_type & registry() const ENTT_NOEXCEPT {
+    inline const registry_type & registry() const ENTT_NOEXCEPT {
         return reg;
     }
 
@@ -186,7 +186,7 @@ struct Actor {
      * @brief Returns the entity associated with an actor.
      * @return The entity associated with the actor.
      */
-    entity_type entity() const ENTT_NOEXCEPT {
+    inline entity_type entity() const ENTT_NOEXCEPT {
         return entt;
     }
 

src/entt/entity/entt_traits.hpp

@@ -47,8 +47,8 @@ struct entt_traits<std::uint16_t> {
  *
  * A 32 bits entity identifier guarantees:
  *
- * * 24 bits for the entity number (suitable for almost all the games).
- * * 8 bit for the version (resets in [0-255]).
+ * * 20 bits for the entity number (suitable for almost all the games).
+ * * 12 bit for the version (resets in [0-4095]).
  */
 template<>
 struct entt_traits<std::uint32_t> {