Commit from Mozilla Verbatim by user kohei.yoshino@gmail.com.: 111 of 111 strings translated (0 fuzzy).
Add USER_HASH_UNSET to dev_messages
Revert "Set buyer on transaction for Boku (bug #1034305)"

The timing of accessing the buyer here is not quite right.
See bug 1040132.

This reverts commit 1669d4399e723208277e15174f17e51f841052d0.
Merge pull request #525 from muffinresearch/add-USER_HASH_UNSET

Add USER_HASH_UNSET to dev_messages
Commit from Mozilla Verbatim by user ibai@oihanguren.com.: 111 of 111 strings translated (0 fuzzy).