Get all of the Current User's Bookings

[wckliment]

Return all the bookings that the current user has made.

• An authenticated user is required for a successful response
• Successful response includes only bookings created by the current user
• Booking data returned includes the id, spotId, userId, startDate,
  endDate, createdAt, and updatedAt
• Booking data returns associated data for Spot, including the id,
  ownerId, address, city, state, country, lat, lng, name,
  price and previewImage