[MOD] Partial mozilla upstream. Filtering for posts without replies was already upstreamed (somehow), however, the implementation was suboptimal and relied on a subquery rather than using the field already calculated through a join.
[MOD] Partial mozilla upstream. Filtering for posts without replies was already upstreamed (somehow), however, the implementation was suboptimal and relied on a subquery rather than using the field already calculated through a join.

git-svn-id: a7fabbc6a7c54ea5c67cbd16bd322330fd10cc35@23927 b456876b-0849-0410-b77d-98878d47e9d5

changi67/tiki,tikiorg/tiki,changi67/tiki,tikiorg/tiki,oregional/tiki,changi67/tiki,changi67/tiki,tikiorg/tiki,oregional/tiki,tikiorg/tiki,oregional/tiki,oregional/tiki,changi67/tiki