API CHANGE Changed SiteTree->ViewersGroup has_one relationship to SiteTree->ViewerGroups has_many relationship (see #2847)
API CHANGE Changed SiteTree->EditorsGroup has_one relationship to SiteTree->EditorGroups has_many relationship (see #2847)
ENHANCEMENT Added 'Inherit' flag to SiteTree->CanViewType and SiteTree->CanEditType (see #2419)
ENHANCEMENT Added unit tests for SiteTree permissions
BUGFIX Checking recursively for permissions on children with SiteTree->canDelete()
BUGFIX Disallow SiteTree->canEdit() if SiteTree->canView() is not granted
Note: Use dev/tasks/UpgradeSiteTreePermissionSchemaTask/run to migrate legacy data to the new schema as outlined above
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@65150 467b73ca-7a2a-4603-9d3b-597d59a354a9
