Add test stub to adapter blueprint

Fixes #1702
Merge pull request #1703 from jgwhite/adapter-blueprint-test

Add test stub to adapter blueprint
Fix the /tests URL in IE8

IE8 does not sent a text/html header, so tests don't load unless we
allow */* requests to fetch the test file.
Merge pull request #1707 from mixonic/ie8-mf-do-you-speak-it

Fix the /tests URL in IE8