qnd: This change enables setting job retry interval on dynamic job types as well.

git-svn-id: svn+ssh://kelev.kaltura.com/usr/local/kalsource/backend/server/trunk/core@94738 6b8eccd3-e8c5-4e7d-8186-e12b5326b719
qnd: Close distribution jobs if takes more than 'maxTimeBeforeFail'. 

git-svn-id: svn+ssh://kelev.kaltura.com/usr/local/kalsource/backend/server/trunk/core@94740 6b8eccd3-e8c5-4e7d-8186-e12b5326b719
adding empty directories
adding empty directories