Adds support to Factory Levels for the following machines in Bob's Assembling Machines

Assembling Machines 1-6. (25, 50, 100, 100, 100, 100)
Electric Furnace 1-3 (25, 50, 100)
Oil Refinery 1-4 (25, 50, 100, 100)
Chemical Plant 1-4 (25, 50, 100, 100)
Centrifuge 1-3 (25, 50, 100).