Returns serialized output on function's first call instead of memory output
Fixed bug in hashing when dict keys order was not preserved
Added test for dict hash fix
Forgot to remove previous fix for the hash function
Added same hash fix for Sets
Added doc for Set hash fix
COSMIT: comments and pep8
REL: 0.6.5

Update changelog and version number
MISC: update changelog

I screwed up in the previous commit
MISC: add Python 3.3 to travis testing

This is just an experiment, to see how much joblib is broken under Python
3.3.
ENH: fix all errors for Python 3.2

Remaining test failures + parallelism probably not working
Fix more Python 3 bugs
BUG: fix numpy_pickle under Python3
MISC: remove Py2.5 from travis

Python 2.5 is no longer supported
BUG: add forgotten file
ENH: better lambda handling in Py 2.X
MISC: travis: Py3.2 -> Py3.3
MISC: doctests robust to int32/int64
ENH: parallel working on Py 3.X
COSMIT: remove Py3.X rewriting code