old_contents: import React, { PropTypes } from 'react';
  import { withRouter, Link } from 'react-router';
  
  class Login extends React.Component {
    static propTypes = {
      errorMessage: PropTypes.string,
      loginRequest: PropTypes.func.isRequired,
      router: PropTypes.shape({
        push: PropTypes.func.isRequired
      }).isRequired
    };
  
    constructor(props) {
      super(props);
      this.state = {
        password: '',
        email: ''
      };
      this.handlePasswordChange = this.handlePasswordChange.bind(this);
      this.handleUsernameChange = this.handleUsernameChange.bind(this);
      this.handleFormSubmit = this.handleFormSubmit.bind(this);
    }
  
    componentWillReceiveProps(nextProps) {
      if (nextProps.isLoggedIn) {
        this.props.router.push('/home');
      }
    }
  
    handlePasswordChange(ev) {
      this.setState({ password: ev.target.value });
    }
  
    handleUsernameChange(ev) {
      this.setState({ email: ev.target.value });
    }
  
    handleFormSubmit(ev) {
      ev.preventDefault();
      this.props.loginRequest(this.state.email, this.state.password);
    }
  
    render() {
      return (
        <div className="login row">
          <div className="column small-12 medium-6 medium-offset-3 large-4 large-offset-4">
            <form className="form-login" onSubmit={this.handleFormSubmit}>
              <input type="text"
                onChange={this.handleUsernameChange}
                placeholder="Email"
                required
                autoFocus
              />
              <input type="password"
                onChange={this.handlePasswordChange}
                placeholder="Password"
                required
              />
              <button className="button secondary" type="submit">Log in</button>
            </form>
            <div>
              <span>{this.props.errorMessage}</span>
              <Link to="/landing">Go back to Landing</Link>
            </div>
          </div>
        </div>
      );
    }
  }
  
  export default withRouter(Login);
  
new_contents: import React, { PropTypes } from 'react';
  import { withRouter, Link } from 'react-router';
  
  class Login extends React.Component {
    static propTypes = {
      errorMessage: PropTypes.string,
      loginRequest: PropTypes.func.isRequired,
      router: PropTypes.shape({
        push: PropTypes.func.isRequired
      }).isRequired
    };
  
    constructor(props) {
      super(props);
      this.state = {
        password: '',
        email: ''
      };
      this.handlePasswordChange = this.handlePasswordChange.bind(this);
      this.handleUsernameChange = this.handleUsernameChange.bind(this);
      this.handleFormSubmit = this.handleFormSubmit.bind(this);
    }
  
    componentWillReceiveProps(nextProps) {
      if (nextProps.isLoggedIn) {
        this.props.router.push('/home');
      }
    }
  
    handlePasswordChange(ev) {
      this.setState({ password: ev.target.value });
    }
  
    handleUsernameChange(ev) {
      this.setState({ email: ev.target.value });
    }
  
    handleFormSubmit(ev) {
      ev.preventDefault();
      this.props.loginRequest(this.state.email, this.state.password);
    }
  
    render() {
      return (
        <div className="login row">
          <div className="column small-12 medium-6 medium-offset-3 large-4 large-offset-4">
            <form className="form-login" onSubmit={this.handleFormSubmit}>
              <input type="text"
                onChange={this.handleUsernameChange}
                placeholder="Email"
                required
                autoFocus
              />
              <input type="password"
                onChange={this.handlePasswordChange}
                placeholder="Password"
                required
              />
              <button className="button secondary" type="submit">Log in</button>
            </form>
            <div>
              <span>{this.props.errorMessage}</span>
              <Link to="/">Go back to Landing</Link>
            </div>
          </div>
        </div>
      );
    }
  }
  
  export default withRouter(Login);
  
subject: fix /landing to / (#151)