feat(mobile): Return mobile user to search form if from/to is changed via map click
feat(mobile): Return mobile user to search form if from/to is changed via map click

Also includes light refactoring/cleanup of ResponsiveWebapp

opentripplanner/otp-react-redux,opentripplanner/otp-react-redux,opentripplanner/otp-react-redux,opentripplanner/otp-react-redux