Two small changes so users can type less
Reverting debugging comment
Update create_example.py

bugfix
Merge pull request #10 from renaud/master

Update create_example.py
add d3 download to create_example.py
update test plots
rework test_plots
make import possible without IPython
Merge branch 'pr/7'
add show_d3() function
add argparse to process_testplots.py
add PolyCollections
add test plot test_fill.py
Add basic support for imshow.

WIP: Responds to zoom (but not correctly).

WIP: Images pan (translate) correctly; also rebased on master.

WIP: Use domain and range to resize image.

WIP: Zooming and panning work, but scale is offset for desired value.