stub run changes function for form submit

src/PhonoChangeApplier.js

@@ -14,12 +14,17 @@ const PhonoChangeApplier = () => {
   const [ epochs, setEpochs ] = useState([{name: 'epoch 1', changes:['[+ feature]>[- feature]/_#']}]);
   const [ options, setOptions ] = useState({output: 'default', save: false})
   
+  const runChanges = e => {
+    e.preventDefault();
+    console.log('running...')
+  }
+
   return (
     <div className="PhonoChangeApplier" data-testid="PhonoChangeApplier">
       <ProtoLang lexicon={lexicon} setLexicon={setLexicon}/>
       <Features phonemes={phonemes} setPhonemes={setPhonemes}/>
       <Epochs epochs={epochs} setEpochs={setEpochs}/>
-      <Options options={options} setOptions={setOptions}/>
+      <Options options={options} setOptions={setOptions} runChanges={runChanges}/>
     </div>
   );
 }

src/components/Options.js

@@ -15,7 +15,8 @@ const Options = props => {
   return (
     <div className="Options" data-testid="Options">
       <h3>Modeling Options</h3>
-      <form onSubmit={()=>{}} data-testid="Options-form">
+
+      <form onSubmit={e=>props.runChanges(e)} data-testid="Options-form">
         
         {/* <h5>Output</h5> */}
 
@@ -53,7 +54,7 @@ const Options = props => {
         />
         <label htmlFor="save">Store session on Run</label>
         
-        <input type="submit"></input>
+        <input type="submit" value="Run Changes"></input>
       </form>