ci: Make sure .jenkins script stops when individual scripts returned error

Change-Id: Ie8bacfb957f6b54f04d9d09e64e79a594cdfc96d
Refs: #2089
tests: Add partial unit test coverage for Face class

Change-Id: Ica156cae150b8fbb7cb5161765960f248e3eef70
Refs: #1947