mvnormal test runs
worked out bugs in mv test
worked out bugs in mv test
improve mvnormal test
fixed tests
split up tests
add wishart test
Only import glm submodule if statsmodels is present.
mvnormal test runs
worked out bugs in mv test
worked out bugs in mv test
improve mvnormal test
fixed tests
Split travis tests for test_distributions.
TST: Disable to_1 test for lognormal.
Python 3 compatibility changes

Change import statements to from .x import y

Change dict.iteritems() to dict.items()

Force values to list in cases of dict.values() or map(f, list) or
filter(f, list)

Change xrange to range and use list(range) when code expects indices.

All tests pass on Windows/Linux Python 3.3.2
Wrap autocov input as numpy array to prevent numpy from choking on list.
Split up test in hopes that travis does not timeout.
Change travis build to Python 3.3
Skip glm tests that are only failing on travis.