Added

• Added .ncanvas and related commands.
  • You can set pixel colors (and text) on a 500x350 canvas, pepega version of r/place
  • You use currency to set pixels.
  • Commands:
    • see the entire canvas: .nc
    • zoom: .ncz <pos> or .ncz x y
    • set pixel: .ncsp <pos> <color> <text?>
    • get pixel: .ncp <pos>
  • Owners can use .ncsetimg to set a starting image, use .h .setimg for instructions
  • Owners can reset the whole canvas via .ncreset