fwr: filter drop folder list by status

git-svn-id: svn+ssh://kelev.kaltura.com/usr/local/kalsource/backend/server/tags/gemini_2012_10_22@92476 6b8eccd3-e8c5-4e7d-8186-e12b5326b719
fwr: avoid errors when no ks and isAnonymus false

git-svn-id: svn+ssh://kelev.kaltura.com/usr/local/kalsource/backend/server/tags/gemini_2012_10_22@92477 6b8eccd3-e8c5-4e7d-8186-e12b5326b719