am 2d03b2a5: am 8ccddf4c: Merge change Id49751eb into eclair-sdk

Merge commit '2d03b2a5d172e7f9a3fd8e50e27b9c5a3a87b96e' into eclair-mr2

* commit '2d03b2a5d172e7f9a3fd8e50e27b9c5a3a87b96e':
  SDK Manager: reuse complete downloads, retry Windows locks.