Delete posts 1.5

Delete posts v1.5 changes:

Now using finder for performing database queries.

Delete posts v1.4 changes:

Now using finder for performing database queries.

Delete posts 1.3 changes:

Fixed version problem. Please uninstall any previously installed version before installing this latest version.

Delete posts v1.2 changes:

Simplified code and removed some phrases.

Delete posts v1.1 changes:

Fixed problem when a thread was deleted any subsequent post contained in the thread would trigger a server error.