More work on WASM handling.

tests/common/library_loader.rs

@@ -276,7 +276,7 @@ pub fn load_species(path: &String, library: &mut StaticData) {
 }
 
 fn load_wasm(path: &String, library: &mut WebAssemblyScriptResolver) {
-    let file = File::open(path.to_string() + "gen7_scripts_rs.wasm").unwrap();
+    let file = File::open(path.to_string() + "gen7_scripts.wasm").unwrap();
     let mut reader = BufReader::new(file);
     let mut buffer = Vec::new();
     reader.read_to_end(&mut buffer).unwrap();
@@ -392,7 +392,7 @@ fn parse_effect_parameter(value: &Value) -> EffectParameter {
                 EffectParameter::Int(n.as_i64().unwrap())
             }
         }
-        Value::String(s) => EffectParameter::String(s.clone()),
+        Value::String(s) => EffectParameter::String(StringKey::new(s.as_str())),
         Value::Array(_) => {
             panic!("Unexpected type")
         }