Add hash->inflate(rw => 1) to inflate rw-accessor objs

	new file:   lib/List/Objects/WithUtils/Hash/Inflated/RW.pm
	modified:   lib/List/Objects/WithUtils/Role/Hash.pm
	modified:   t/hash.t
better can() tests
Merge branch 'inflate-rw'

* inflate-rw:
  better can() tests
  Add hash->inflate(rw => 1) to inflate rw-accessor objs