am 82a2116: nexus: Initial support for manipulating wifi networks + chan

Merge commit '82a2116e6b67db910bba22c4874e6ca5efd3eec0'

* commit '82a2116e6b67db910bba22c4874e6ca5efd3eec0':
  nexus: Initial support for manipulating wifi networks + change wifi scan notification msgs