Downloading cartridges from web site

Downloading cartridges from web site in Cartridges.
Inserted WGCode into Cartridge.
Replaced values for screens and log levels by enums.
Inserted function to create log string in right format to Engine.
Replaced values for file format by a enum.
Changed load function of GWC files to handle zero dates.
Replaced values for Input type with a enum.
Replaced values for Media type with a enum.