am 262e8214: am 6339cfe8: Merge "doc change: add announce for developer lab at mwc." into eclair

Merge commit '262e821409fbd59b593e56cb75a339e8a2364533'

* commit '262e821409fbd59b593e56cb75a339e8a2364533':
  doc change: add announce for developer lab at mwc.