Merge pull request #9 from collective/patesting

Make tests plone.app.testing based
Add travis-ci configs
Merge branch 'master' of github.com:collective/collective.z3cform.datagridfield

* 'master' of github.com:collective/collective.z3cform.datagridfield:
  Make tests plone.app.testing based
Implement base.cfg
This should fix running tests on travis-ci
This makes the tests run for Plone 4.0 too.
The tests currently fail for Plone 4.0, but I'm not game to fix this atm.
Preparing release 0.13
Back to development: 0.14
Fixed wrong template in display mode when set editing to block edit mode
Added CSS classes (widget.klass attribute)
Update base.cfg
Update HISTORY.txt
Update base.cfg

See https://github.com/zestsoftware/zest.releaser/issues/41#issuecomment-16279013
Added CSS classes to tbody rows and thead columns
Add new V1 bootstrap.py
Align travis setup to other packages
Try to fix tests
Add version pins
Try to fix that grok errors on travis.
Preparing release 0.14