Add EVS v1.1 interface

Extends existing v1.0 interfaces to support more functionalities and
adds corresponding test cases.

Bug: 135472573
Test: VTS
Change-Id: I5245238e6a18ddc2c0451aaa21a9cce55c6207eb
Signed-off-by: Changyeon Jo <changyeon@google.com>
18 files changed