Add Apache 2.0 License.
Add Apache 2.0 License.

google/language-resources,google/language-resources,google/language-resources,googlei18n/language-resources,googlei18n/language-resources,googlei18n/language-resources,googlei18n/language-resources,googlei18n/language-resources,google/language-resources,google/language-resources,googlei18n/language-resources,google/language-resources