Deposit placement bias — Distributrains Steam update #1620554

Deposit and port placement is now biased based on the generated heightmap (more and better deposits will be generated on maps with hostile terrain and vice versa) Added custom game settings to control the placement bias Adjusted difficulty multiplier ramp for Residential Region in custom games Fixed a bug where choosing 'X' for the second internet announcement initial had a chance of generating a corrupt ID Added command line argument for changing the port when starting the server Haste achievement will now require at least 100% victory difficulty Added "Demo" custom game preset (Short game with reduced victory difficulty) Finished work on high dpi icons