--user tests disabled for pypy

[qwcode]

keeping this issue to track --user option being broke in pypy.
currently, we have our --user tests skipping for pypy
see #616

[qwcode]

logged bug to pypy for home scheme and user scheme being broken
https://bugs.pypy.org/issue1272

[qwcode]

hello @antocuni, just noticed you in the pypa members list, maybe you could help with the pypy bug I just logged, since it looks like you're involved with the pypy project as well. see above.

[carljm]

This should be fixed with the release of PyPy 2.0, which will include the fix for https://bugs.pypy.org/issue1272 (https://bitbucket.org/pypy/pypy/commits/5b253d1468518921bbe24248feb26b6f54bf30ed)

[qwcode]

closing with merge of #1692