- vectorized bf
- should be easier to parallelize
- not fully implemented yet but:

In [17]: run contiguity_decomp_bf.py
[0, 1, 2, 3]
Sequential:  237.146250963
importing combinations from itertools on engine(s)
Parallel:  68.2657179832
importing numpy on engine(s)
Parallel vectorized:  2.08636283875
Serial vectorized:  3.79399108887
Merge pull request #9 from sjsrey/bucket

Bucket
update with smaller problem size
- pushing arrays to views
- shps isn't working inside bb_check so it is commented out
Merge branch 'bucket' of github.com:pysal/pPysal into bucket
Merge pull request #10 from pysal/bucket

Bucket