Merge "Add definition of an event send from a nano app to host." into nyc-dev am: 129b414d7a
am: d97fb31742

* commit 'd97fb31742feb962b2914b6264fd47c39de4aecc':
  Add definition of an event send from a nano app to host.

Change-Id: I6cf1cc3a518906a765b704d92d959d13955bbbb4