Refactor soap rest

Refactor the structure of the app into soap and rest directories that each contain packages relevant to Sabre services endpoints.

Split into offerings

• Restructure with sales offerings
• Massive overhaul of hotelws, srvc
• Addition of client layer

Test Fixes

Fix broken tests

Hotel Content Phase 3

Contains the Hotel Reservation web service endpoint, allowing one to initiate a hotel booking request.

PNR phase 1

1. Passenger Details implemented and finished
2. Other refactoring for

• common sabre error package
• other improvements

Hotel Content Phase 2

Expanded rate description handling

Hotel Content Phase 1

1. srvc (service)

• Basic SOAP
  • envelope
  • message header
  • security
  • soap fault
• Sessions
  • create, close, validate
  • buffered queue as session pool

2. hotelws (hotel web service)

• Availability, Property and Rate descriptions, Reservation services.
• common struct/xml building and parsing
• common logic for dealing with data formats like timestamps and cancellation policies