fixed 04910: Download all files for reponse in browse screen throws en error
dev: shouldn't be an option anyway, the check for existing file question failed for dual scale questions

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/source/limesurvey@9747 b72ed6b6-b9f8-46b5-92b4-906544132732