folded many of the top level pdb interface scripts back into the PDB module to interface with scheduler.py
adding ARP's scheduler modules
Edits to scheduler.py, tested with fake database, completes even with faulty actions.
Merge branch 'master' of github.com:dannyjacobs/capo
Moved PDB.py into ddr_compress package.  Fixed some typos (missing colons in defs).