[MERGE][1.10][Bug #304841] Fixes for insert_record_stream() and stacked repos

[Vincent Ladeuil]

Vincent Ladeuil has voted tweak.
Status is now: Conditionally approved
Comment:
As discussed on IRC, the ratio code/tests is so high that it 
demonstrates clearly that the bug was precisely diagnosed.

Get rid of the pdb.set_trace before submitting.

For details, see: 
http://bundlebuggy.aaronbentley.com/project/bzr/request/%3C493709CC.4090307%40arbash-meinel.com%3E
Project: Bazaar