Added checkbox to documents list.
Enabled delete action.
Added move action.
Fixed translation and default text.
Replaced traverse source context with portal.
Added move items test.
Restricted move destination to folderish objects.
Add upgradestep 1705
Disable sorting for checkbox column
Refactoring move_items.py
Add translations
Merge branch 'master' into lk_29_checkboxes

Conflicts:
	ftw/workspace/upgrades/configure.zcml
Update metadata
Merge pull request #29 from 4teamwork/lk_29_checkboxes

Column with checkboxes for multiple deletion