AndyB - Move thread defaults 1.2

Move thread defaults.

This add-on will change the following two move thread overlay defaults:

Move threads
Inline moderation - Move threads

The new defaults are:

• Create a redirect.
• Have the redirect expire after 1 hour.
• Do not notify members watching the destination forum.
• Do not notify thread starter of this action.

(Example of Move thread overlay before the add-on is installed)