Beta Pre-Release 9

The released version has been split into two parts - To actually have any items, copy the zips from the BEE2-items repro into a packages/ subfolder.

• Add tooltips to some widgets in the client
• Add ability to change fizzler thickness to CustFizzler
• Change 'special' texture logic - floor-specific textures for Flip and Angled Panels
• Fix rotation and scaling for P1 panel edges

pr9.5: Include correct compiler version