Migration to Java 8. API with default implementation.#470

Merged

TikhomirovSergey merged 3 commits intoappium:masterfrom

TikhomirovSergey:master

Sep 17, 2016

Commits on Sep 10, 2016

Commits on Sep 11, 2016

Migration to J8: Current API usese default methods now
TikhomirovSergey
committed