Description of problem:

I think we should allow change of of a container name. 
As far as I know we cannot do it now, but I think that a user or admin might want to change the container name. 

Version-Release number of selected component (if applicable):

openstack-swift-1.8.0-6.el6ost.noarch

How reproducible:

100%

Steps to Reproduce:
1. create a container with a spelling mistake 
2. try to correct it 
3.

Actual results:

i could not find a way to edit the container name 

Expected results:

i think we should allow to edit the container name without effecting the files in it

Additional info: