Added a better sample song (template.mod).

Added a better sample song (template.mod).
Updated gitignore.

Updated gitignore.
Restored gitignore.

Restored gitignore.
Added a ROM to test the range of notes that the GB can reach.

Added a ROM to test the range of notes that the GB can reach.
Fixed a bug in mod2gbt with command line parameters.

Fixed a bug in mod2gbt with command line parameters.