added print statements for quantiles

Is 0.50 quantile the same as the mode of the 1-d histogram?
Merge pull request #11 from adrn/master

Add explicit kwargs for plot_contours and plot_datapoints
Merge branch 'master' of https://github.com/dfm/triangle.py
adding build directory to ignore
adding verbose kwarg
sketching out subplots-based approach
switched to using subplots and looping over axes
user can pass in a figure object to overplot
add docstring for fig kwarg
pep8
more graceful error messages when there is no dynamic range in a dimension
adding linewidths argument to hist2d
fix datatype error
try again
wording of extent error message
adding title and truths to demo plot
patched