Do the directory walk dance instead of repeated stat calls as it seems to be...

Do the directory walk dance instead of repeated stat calls as it seems to be faster (issue #7507 reported by Corydon76)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@43827 65c4cc65-6c06-0410-ace0-fbb531ad65f3