Add test dataset, mongo collection, images
Add CSV copy of test data
Amend variable names and iterators
Use .pickle file extension
Rename/move db demo script
Rename dummy file to .gitkeep
Add pymongo to .travis.yml
Add gitter badge
Merge pull request #17 from jni/gitter

Add gitter badge
Add read CSV functionality
Add matplotlib to .travis.yml
Add os.path.join to file references
Add mongo to travis.yml, change test DB to local instance
Add before_script commands to .travis.yml
Change wait -> sleep in .travis.yml
Change matplotlib to use 'Agg'
Set DISPLAY for .travis.yml

From: https://github.com/scikit-image/scikit-image/blob/master/.travis.yml and https://github.com/pymc-devs/pymc/issues/474
Attempting to fix 'RuntimeError: Invalid DISPLAY variable ' error
Remove plotting from demo
Merge pull request #15 from starcalibre/test-data

Add test dataset