adding a brute-force search for IE as a fallback

when you want to find a `<fieldset>`, even if it has a `name` attribute, IE won't
return it when using `namedItem()`, so if nothing is found on the first pass, it will
fall back to the brute-force `querySelectorAll()` search just in case.
version bump + changelog update
Merge branch 'release/0.1.1'
Merge tag '0.1.1' into dev

v0.1.1 release
 * adding "brute-force" search as fallback for IE