Fix Bug 1334 Prim Name Filter Broken For Listens

In OS the terms here are to Exclude listeners from being matched, now in
Aurora since this part was changed to Linq, they are used to Include
listeners. The where statements were not reversed. Also in one place
Name length was checked instead of message length.
Merge pull request #161 from AliciaRaven/BugFix_1334

Fix Bug 1334 Prim Name Filter Broken For Listens