Tests for each_with_level
Tests for each_with_level

Signed-off-by: Collective Idea <59bd0a3ff43b32849b319e645d4798d8a5d1e889@collectiveidea.com>
sximba/rational_nested_set,be9/awesome_nested_set,rodolfospalenza/nested_set,collectiveidea/awesome_nested_set,manastech/awesome_nested_set,petergoldstein/awesome_nested_set,galetahub/awesome_nested_set,dosire/awesome_nested_set,sximba/rational_nested_set,tcjuan/awesome_nested_set,skyeagle/nested_set,rbo7nik/awesome_nested_set,markmercedes/awesome_nested_set,marutosi/awesome_nested_set,oesgalha/awesome_nested_set,experteer/awesome_nested_set