Good starting point would be the developer page over at WowAce.
From there you get links to...
Wiki and FAQ: http://www.wowace.com/projects/kg-pa.../kg-panel-wiki
Sample Scripts: http://www.wowace.com/projects/kg-pa...sample-scripts
Example Texture Pack: http://dl.dropbox.com/u/10956/TexturePack.zip
Those links are endorsed by the addon author himself. The tutorial walks you through the screens one screen at a time how to import a file.
"In anything, if you want to go from just a beginner to a pro, you need a montage." /w TankSpot WTB Montage for Raiders.