[ATFT] Add SINGLE_DEVICE mode.
am: 222ecb83ae

Change-Id: Iaf290498ceec11b3042d10711807a2aa47058628
tree: 4fd5cc9e25931281f3626a4534da1d467687b10b
  1. at-factory-tool/
  2. atap/
  3. epid/
  4. partner-tools/
  5. MODULE_LICENSE_APACHE2
  6. NOTICE