Updated training script <hmmgen.pl>
- script can train beyond a 14 state model
- Command options allow you to adjust
  the quantity of Donor/Acceptor/CDS states
  and the order of each state
- Padded CDS states added to ensure that no
  non-coding stops end up in CDS emissions
Created <STATE.pm>
- Used for creating state objects for an HMM
- Meant to serve as an addition to HMMstar