Adding changes list.

Merging Steven Sokolow's updates.

Fixing the Dupe Buffer Name checking function. It now works properly …

…and doesn't give any errors!

Adding intermediary function to check if MBE needs to be updated. Sho…

…uld lighten up things considerably!

Updating to 6.4.1

Update to 6.4.0

MBE now uses a custom statusline format.