Show experiment icons Fixes #409 (#410)
Show experiment icons Fixes #409 (#410)

Boolean flag no longer present after we switched
to multi experiment support.
camelburrito/amp-by-example,camelburrito/amp-by-example,ampproject/amp-by-example,camelburrito/amp-by-example,ampproject/amp-by-example,camelburrito/amp-by-example,ampproject/amp-by-example,ampproject/amp-by-example