Beast Helper

Author: Rubén Vallejo

Description
This wizard allows to save the state of your Beast Lightmaps (Tiling/Offset, GameObjects lightmap index etc), and restore it later.

You can merge several lightmapping sessions automatically with this.

Dual lightmaps are not supported for now.

Official unity forums thread:

Usage
To install, just place the script in Assets/Editor folder. To use, just Go to Window > Beast Helper.