BRS: Debugging decode stage. Also, added command-line argument failbacks (i.e. prompted values)
BRS: Decoding kinda works here. Need to fix the string-to-index functionality which seems to bork things.
BRS: Adding a tweak to our test script to dump stdout results to a log file
BRS: Decoding seems to be functional now. We now parse offsets for branches and jumps, and correct src/destination/immediate values otherwise.