4f6c015 Fix the stuff I got wrong with the last commit:

Authored and Committed by dshea 9 years ago
    Fix the stuff I got wrong with the last commit:
    
    Correct the python3 version of setup.py by removing the patched one and
    just installing the binaries. Rename the python3 binaries as python3-diff-*
    
    Correct the dependencies to match requirements.txt
    
        
file modified
+51 -21