Adds front-end features to manage bookings and nannies

Adds search by city

Adds getBookings route and controller. Creates bookings in database. Blocks already booked dates on calendar.

Adds booking modal and display of local state data

Adds boilerplate BookingReserve component with styling

Adds booking functionality to back-end API

Adds react create nanny form

Changes to server to add user data to nanny model

Adds map functionality

Updates readme.md with instructions for running the project.

Finishes auth functionality

Refactors register to capture and save first and last name to db and include in signed token

Extracts auth actions to HOC

Connects register and login forms to backend and provides error displays.

Adds backend authentication