examples/ cleanup
Fix flatten(_all) to skip ARRAY-type objs that are not ours

	modified:   lib/List/Objects/WithUtils/Role/Array.pm
	modified:   t/array.t
Document fixed flatten semantics wrt ARRAY-type objs

	modified:   lib/List/Objects/WithUtils/Role/Array.pm
Merge branch 'flatten-fixup'

* flatten-fixup:
  Document fixed flatten semantics wrt ARRAY-type objs
  Fix flatten(_all) to skip ARRAY-type objs that are not ours
POD SYNOPSIS tweaks

	modified:   lib/List/Objects/WithUtils.pm
v1.009001

  Fix ->flatten(_all) behavior regarding ARRAY-type objects;
  consumers of List::Objects::WithUtils::Role::Array are flattened,
  other ARRAY-type objects should be left alone.`