Initial commit
Base structure for additional fields in checkout
Changed mds_collivery to collivery

Changed the $_code to collivery for simplicity
Fixed Naming Errors

_Checkout_ to _Shipping_
collivery/shipping_* to mds_shipping/shipping*
shipping_quote to shipping_order for orders
etc
Fixed Installer
extra functionality for get_towns and get_suburbs
Improved Ajax
Fix Storing of MDS fields in DB
Improved Functionality for get_cptypes
Improve Ajax
Install MDS Towns into directory_country_region
Change region_id label from "State/Province" to "Town"
Use MDS Custom Fields in collectRates