U4-2596: UmbracoControllerFactory method ReleaseController should be virtual
Correcting DELETE FROM query so it works with sql ce as well.
Final piece to the puzzle for U4-2571 Need to optimize empty recycle bin. Needed to hack around the ordering of items in the recycle bin because of the self-referencing constraint - parentID to id in the umbracoNode table by updating all parentID entries, which bypasses any reference issues with the foreignkey.
Merge pull request #73 from florisrobbemont/6.1.3

U4-2596: UmbracoControllerFactory method ReleaseController should be virtual
Merge remote-tracking branch 'origin/6.1.4' into 7.0.0
removes space in 'property editors'
Fixes EntityController to accept multiple query string values, adds null checks to the parameter and to null (not found entities).