Override from_formula so that extra array args can be passed by name
Test maintenance
ENH: Binstar build files

Files requires to build and automatically upload binary files to binstar
which will allow recent version to be installed by binary-only users of
conda.

[skip ci]
TST: Add testing against NumPy 1.9 and matplotlib 1.4
Merge pull request #1939 from bashtage/conda-binstar

BLD/ENH: Binstar build files
Merge pull request #1972 from bashtage/add-numpy-19-testing

BLD/TST: Add testing against NumPy 1.9 and matplotlib 1.4
BUG/ENH: BeanPlot separate width options, closes #1860

Add options to specify width for violin, bean, and bean mean.
Merge pull request #1861 joehand/beanplot_widths after rebase

BUG/ENH: BeanPlot width options, closes #1861
REF: Move webuse. Closes #1571.
REF: Lazy fix for circular import
DOC: Add webuse to datasets docs
STY: Pep-8 cleanup
TST: Test yule walker with ints
BUG: Ensure float array. Closes #1869
Merge pull request #1973 from jseabold/expose-webuse

REF: Move and expose webuse
STY: Pep-8 cleanup
ENH: Add repr_html to simple table. Closes #1555.
BUG: Fix import refactor victim.
Merge pull request #1975 from jseabold/yule-walker-casting

BUG: Yule walker cast to float
Merge pull request #1977 from jseabold/fix-import

BUG: Fix import refactor victim.