Adding Pickup addresses, and received shipping methods.

Adding received ship method constants, and address constants that are needed for OCS.

Took all things that had to do with pickup and put them into their own file taking them out of the shipping class.

@lloyd-carter @andrew-summers @ahoffmann @weizhong-wang

added 1 commit

• ca9aaea1 - Adding comment on Pickup class.

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Looks good! (You're free to hit the merge button once you've got a thumb up top)

resolved all discussions

merged

mentioned in commit cd922fc2

belated thumbs up