added robotframework tests according to master branch (dexterity version)
Add plone.app.querystring and archetypes.querywidget to auto-checkout.
added "Set Absolute Location Criterion To" keyword and fixed both location keywords so that they can be added multiple times as a criterion
added testcases for future features
BDD-style robot test added.
added tests for multiple location criterions and for location criterion with relative paths not showing subfolder contents
refactored tests and added generic test suite lookup
changed Double locations test to test for multiple locations (3 atm)
Merge pull request #10 from cryu/1.x

Fix for Location criterion in new-style collection missing "Search subfolders" checkbox and multiple selectable folders