Updated version file.

Added 2.0 new variables for fleet cap and improved general gains

Reverted back to 10 years limit to keep savegame compatibility

Set edicts lenght to more than 3,500 years.
Increased ship build time in starports.

Fixed navy size not working.
Fixed shipyard (starbase) build time not working

Adapted edicts to be compatible with 2.0

Changed version compatibility label to 1.8.*

Changed version compatibility label to 1.6.*

Updated to Bradbury Patch (1.7.2)

Added buildings and subject integration bonuses