tf-a-eclair-delta: Clone common ECLAIR lib from tf-ci-scripts

Also, some code grouping. Preparing to refactor to use common
code lib.

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Change-Id: I6099fd7e9e3dc46313c74828c390282ed0ebea88
1 file changed