 r9227@agentz-office:  agentz | 2008-05-21 15:56:11 +0800  fixed an empty list bug in the frags emitter (fold1 can operate on empty list)
 r9227@agentz-office:  agentz | 2008-05-21 15:56:11 +0800
 fixed an empty list bug in the frags emitter (fold1 can operate on empty list)


git-svn-id: 1e305be66d043bb50495ad67d7451794839df690@1422 b2c27d59-8999-dc11-853b-000bcdefe56b

beni55/old-openresty,beni55/old-openresty,beni55/old-openresty,agentzh/old-openresty,agentzh/old-openresty,agentzh/old-openresty,beni55/old-openresty,agentzh/old-openresty,beni55/old-openresty