Fix regex

web/src/components/IntentDetails.js

@@ -127,7 +127,7 @@ class IntentDetails extends Component {
     if (e.length === INTENT_NAME_MAX_LENGTH) return;
     let newIntent = this.state.intent;
     //Allow question name with only letters, and with one character minimum
-    if (/^[a-z]+$/i.test(e)){
+    if (/^[a-z]*$/i.test(e)){
       newIntent.intentName = e;
     }
     this.setState({intent: newIntent});