(Bug 50861) Support for Yandex Translate API v1.5

Migrate to Yandex Translate API v1.5.
The previous version 1.0  was deprecated on July 1, 2013.
Starting from version 1.5, all API methods must be accessed using a key.
Also all API methods must be accessed only via HTTPS protocol.

Bug: 50861
Change-Id: Id5377b9a189be17e182c54df9e8138e9b44fbccc
Merge "(Bug 50861) Support for Yandex Translate API v1.5"