Tiny tool to extract all texts from the Shadowrun SNES rom.
The script is compressed using the Huffman algorithm, using 16-bits codeworks
to store 1-2 characters (each character used has the upper bit active), and
0x0A is the end of line character.
Usage: shadowtxt romname lines
'romname' is the Shadowrun SNES rom (with/whithout header)