am be4cbcc2: SDK Manager: fix NPE in AVD > Start when there\'s no skin name.

Merge commit 'be4cbcc2267e3778776c68785b52f871f72c67f7' into eclair

* commit 'be4cbcc2267e3778776c68785b52f871f72c67f7':
  SDK Manager: fix NPE in AVD > Start when there's no skin name.