1.4.5-Strata2

• Add support for static prop lump versions 12 and 13 (thanks @SirWillian!)
• Rebase this fork onto the latest changes from the upstream branch (1.4.5)

1.4.3-Strata1

Adds support for Strata Source BSP v25 and its expanded limits. Any BSP that is exactly version 25 is detected as a Strata Source BSP.