PluralFormHelper: minor improvement
PluralFormHelper: minor improvement

git-svn-id: 233ccc8d457b741f3788fc7efd39411feec2a689@658 5ac057f5-ce63-4fb3-acd1-ab13b794ca36

iLib-js/iLib,iLib-js/iLib,iLib-js/iLib,iLib-js/iLib,iLib-js/iLib