Rearrange the Flickr importer to use OAuth instead of Flickr's custom importer.

Change-Id: I8284431fa6572a08d3c7ff0d0e655297627a4eda
Merge "Rearrange the Flickr importer to use OAuth instead of Flickr's custom importer."
Remove some unnecessary code from dummy importer.

Change-Id: Ifd1cb70f6f5e11261353e8fe16d17c348ea95f12
Bugfix: incorrect baseURL passed to InstallHandlers

Change-Id: Iaf26a806358cd82ca09c48d83ca86155e27c289d
Merge "Bugfix: incorrect baseURL passed to InstallHandlers"
in-memory search: better structure for keeping memory corpus and kv
index in sync, both at start-up and while running and receiving blobs.
They both use the same mechanism now.

Also adds KeyId to the index and Corpus, as the next step. Plenty more
row types remain...

Change-Id: Id79955ba25dc79d5fbd94b0e5248d33dcf71d97e
Merge branch 'master' of https://camlistore.googlesource.com/camlistore