allow userdata to be passed to Rackspace AutoScale
remove sakuracloud libs and add fog sakura-cloud to gem depends
warning: mismatched indentations at 'end' with 'def'
warning: assigned but unused variable - reponse

Actually this whole line could just be removed, but I'm just gonna fix typo here respecting the original code style
Merge pull request #3130 from thommay/as_cloudinit

[RACKSPACE] allow userdata to be passed to Rackspace AutoScale
Merge pull request #3135 from amatsuda/warnings

Ruby Warnings
Merge pull request #3133 from higanworks/divide_sakuracloud

remove sakuracloud libs and add fog sakura-cloud to depends.
[google|storage] fix for failing mocked object tests
[rackspace] set default region in mock helper for tests
take riak-cs as a starting point - just trivial renamings for now
rudimentary radosgw create_user support
tweak mocks
implement enable_user / disable_user
make mocked response.body match radosgw
no anonymous user creation in radosgw - drop test
implement get_user
make names in tests unique
params to create_user are user_id, display_name, email (optional)
don't test for invalid email, radosgw is ok with it
implement disable/enable user