UI:
- new web UI: 03f0f598da7753163b52bca2fa07d62b5805c78d
  https://groups.google.com/forum/#!topic/camlistore/rKBF_r7iR1Q

Performance & bug fixes:
- major performance optimization/bug fix when reading files: 71a1a1ff8d0afdd116b1776e874d8b8a0729ab11
- blobpacked: to reduce number of seeks and keep data physically together
- oauth2 update