Fix tasklist json : don't put comma on task cache
Fix tasklist json : don't put comma on task cache

xuewenfei/jobsworth,digitalnatives/jobsworth,evinoca/clockingit,rafaspinola/jobsworth,arunagw/clockingit,xuewenfei/jobsworth,digitalnatives/jobsworth,digitalnatives/jobsworth,evinoca/clockingit,ari/jobsworth,ari/jobsworth,digitalnatives/jobsworth,rafaspinola/jobsworth,xuewenfei/jobsworth,rafaspinola/jobsworth,ari/jobsworth,evinoca/clockingit,rafaspinola/jobsworth,ari/jobsworth,webstream-io/jobsworth,arunagw/clockingit,arunagw/clockingit,webstream-io/jobsworth,digitalnatives/jobsworth,webstream-io/jobsworth,evinoca/clockingit,webstream-io/jobsworth,xuewenfei/jobsworth