There is no reason for search engines to crawl the "Forgot your
password?" page. Add a rel="nofollow" in the felogin to advice
search engines not to crawl the page.

Change-Id: I98f9dd4ffd385bc273437200feeefc09317bfd6b
Resolves: #22025
Releases: 4.7
Reviewed-on: http://review.typo3.org/6889
Reviewed-by: Georg Ringer
Reviewed-by: Mario Rimann
Reviewed-by: Simon Schaufelberger
Tested-by: Simon Schaufelberger
Reviewed-by: Steffen Ritter
Tested-by: Steffen Ritter