Changed resolveRerences.js

I checked in the changed file.  It is in branch shane-glossary.  You can
see an example generated spec at:

https://rawgit.com/w3c/aria/shane-glossary/aria/aria.html

Please take a look and make sure that your glossary looks right before I
merge the branch!

-- 
Shane McCarron
Managing Director, Applied Testing and Technology, Inc.