LILY-2480: Tied the EsLint version used in Travis to the latest from v3.x.x since EsLint version 4 introduced more strict indentation rules which caused builds to fail.
LILY-2480: Tied the EsLint version used in Travis to the latest from v3.x.x since EsLint version 4 introduced more strict indentation rules which caused builds to fail.

HelloLily/hellolily,HelloLily/hellolily,HelloLily/hellolily,HelloLily/hellolily