Allow deletion of SellerProductBoku (bug 1011705)

- Remove deletion override in view
- Update test
Merge pull request #251 from JaredKerim-Mozilla/1011705

Allow deletion of SellerProductBoku through API
bump(raven): 4.2.3
 do a start transaction as well on verify (bug 1014239)
Store Seller on Transaction (Bug 1013335)

- Add seller foreign key to Transaction
- Add seller field to TransactionResource
- Update test as necessary
Merge pull request #254 from JaredKerim-Mozilla/1013335

Store Seller on Transaction (Bug 1013335)
Clarifying comments about the two seller fields.
add in a simple debug log for http
Log generic seller on transaction (bug 1015319)

- Add seller to Transaction on creation for Bango
- Update tests
Merge pull request #256 from JaredKerim-Mozilla/1015319

Log generic seller on transaction (bug 1015319)
Merge pull request #255 from andymckay/http-logging

add in a simple debug log for http
use a constant for country
Merge pull request #253 from andymckay/1014239

do a start transaction as well
make a list
Revert "add in a http header and ensure we proxy it (bug 1003248)"

This reverts commit 62fe6b372b3dbaff887fa0091978162ac6ecf97a.
Merge pull request #257 from andymckay/1016112

this http header was in the wrong place (bug 1016112)
Allow multiple apps to share seller (bug 1011022)

- Remove unique constraint
- Test that multiple products can share a seller
Merge pull request #258 from JaredKerim-Mozilla/1011617

Allow multiple apps to share seller (bug 1011617)
Revert " do a start transaction as well on verify (bug 1014239)"

This reverts commit 452d2353897f5db0e92a521526fd95cff0db4a8f.

This was causing an 'invalid price' error on payments-alt

Conflicts:
	lib/boku/forms.py
use mocks by default and clean up settings