The project ESLint configuration unintentionally inherited unwanted
configuration from MediaWiki, which allows global jQuery usage. Cap the
project's ESLint hierarchy at the project root.
Change-Id: Iceda39a4eeb492446b952f597af0f153cf345206
This exposes two broken tests:
* #setCount (Eastern Arabic numerals)
* clicking on the product of createBanner() should trigger a custom event
that were previously passing due to buggy assertions.
Change-Id: If18ad1ff9363fff65d3e347c01ce4bc0669b2a0e
