am 7a3e95ae: Add a "Searchable Dictionary" app to the sample apps that demonstrates being a part of global search.

Merge commit '7a3e95aeba5109ef6aa4c9488be9416e7355067c'

* commit '7a3e95aeba5109ef6aa4c9488be9416e7355067c':
  Add a "Searchable Dictionary" app to the sample apps that demonstrates being a part of global search.