Rackspace: add keypair support
AWS: remove logging
rackspace keypairs: add some Mocks
rename function 'get_key' => 'get_keypair'
Rackspace: add keypair support
rackspace keypairs: add some Mocks
rename function 'get_key' => 'get_keypair'
rackspace: create_server - API change: options[:keypair] takes String i.s.o. Hash (-> the keypair name)
rackspace: keypairs - add unit tests
Merge branch 'rackspace' of github.com:bartvercammen/fog into rackspace

Conflicts:
	lib/fog/rackspace/mock_data.rb
	lib/fog/rackspace/requests/compute_v2/create_keypair.rb
	lib/fog/rackspace/requests/compute_v2/create_server.rb
	lib/fog/rackspace/requests/compute_v2/delete_keypair.rb
	lib/fog/rackspace/requests/compute_v2/get_keypair.rb
	lib/fog/rackspace/requests/compute_v2/list_keypairs.rb
rackspace:keypairs - add 'model' unit tests
rackspace:kaypair - small corrections during unit test
rackspace: keypairs - throw Fog::Compute::RackspaceV2::NotFound when HTTP:404 received
rackspace: keypairs - additional unittests + correct keypairs.destroy behaviour
rackspace - keypairs : redo exception/no-exception logic for ::destroy and ::get functions
rackspace: keypairs - add documentation
Merge pull request #1966 from bartvercammen/rackspace

[rackspace] add keypair support