New building, Borderless window display mode and more

Hi guys,

new update 1.0.30 has been released

improvements:

• added new display mode: borderless window
• added new building: "herberk" (temporary accomodation for homeless people)
• homeless people can freeze
• middle mouse button restore selection of soldiers

bugfixes: !+ fixed level of light after restore the game !+ fixed crash when processing certain sky texture