Merge branch 'jk/maint-pack-objects-compete-with-delete'

* jk/maint-pack-objects-compete-with-delete: downgrade "packfile cannot be accessed" errors to warnings pack-objects: protect against disappearing packs

Junio C Hamano committed Oct 21, 2011 at 16:04 UTC 207095063379065f2894c091c8909269a00ed44a

No changes.