More work on tile interaction, and added a missing tile texture.
Right amount of bytes in now added/removed on tile place/remove
Fixed a bug in the last commit
Added more tile functions
Fixed a bug with terminal and player keypresses, and added new function.
Tonumber all arguments.
Added download command in terminal
Fixed crash when trying to download bytes without being connected to a tile, and added somemore error output to the download command.
Added upload command to terminal and more error output