Further massive amounts of work

src/static_data/species_data/species.rs

@@ -2,7 +2,7 @@ use self::super::form::Form;
 use crate::static_data::species_data::gender::Gender;
 use crate::utils::random::Random;
 use derive_getters::Getters;
-use std::collections::{HashMap, HashSet};
+use hashbrown::{HashMap, HashSet};
 
 #[derive(Debug, Getters)]
 pub struct Species<'a> {
@@ -25,15 +25,15 @@ impl<'a> Species<'a> {
         default_form: Form<'a>,
         flags: HashSet<String>,
     ) -> Species<'a> {
+        let mut forms = HashMap::with_capacity(1);
+        forms.insert("default".to_string(), default_form);
         Species {
             id,
             name: name.to_string(),
             gender_rate,
             growth_rate: growth_rate.to_string(),
             capture_rate,
-            forms: hashmap! {
-                "default".to_string() => default_form,
-            },
+            forms,
             flags,
         }
     }