In master, prepare.py references a missing file

[chevdor]

python prepare.py
Compiling ../DAO.sol...
Compiling ../SampleOffer.sol...
Skipping non existant input file "../SampleOffer.sol"
Traceback (most recent call last):
File "prepare.py", line 160, in
comp2['contracts']['SampleOffer']['abi'])
KeyError: 'contracts'

No SampleOffer.sol in master.

[chevdor]

SampleOffer.sol seems to be available in other branches.