Minimal tests for Dataset, DatasetField, Facets
Add retrieve tests
minor doc correction
Account for the fact that we can have a really large number of facets
Comment in some tests that we should compare with Ruby client
Merge branch 'feature/travis-test-python26' into feature/ruby-sync
Add depostuff tests
Need unittest2 for datastuff test on python 2.6
Merge commit 'eadbde8b2e75b034a0f6e155beafd9a1c007d0fd' into feature/ruby-sync
Merge pull request #37 from solvebio/feature/ruby-sync

Merge in dataset tests