Cambios para que se envien los usernames con la cita

screens/main/StateTime.js

       mapflag: this.props.route.params.mapflag,
       i_token: this.props.route.params.I_Token,
       u_token: this.props.route.params.U_Token,
+      username: this.props.route.params.Username,
+      I_username: this.props.route.params.I_Username,
       pin: this.props.route.params.Pin
     }
     console.log(" Time params: ",this.props.route.params)
     console.log(this.state.u_token)
     const user = firebase.auth().currentUser;
     const uid = user.uid
+    const username = this.state.username;
+    const I_username = this.state.I_username;
     const u_token = this.state.u_token;
     const i_token = this.state.i_token;
     const date = this.state.Appointment
     firebase.firestore()
     .collection('APPOINTMENTS')
     .add({ 
+      User: username,
+      Interpreter: I_username,
       participantes: [
       i_id,
       uid,