Merge branch 'release-2.23.0'
Removing obselete core directory.
Merge branch 'release-2.24.0'
Merge branch 'release-2.25.0'
Classes inherit from old-style classes, super breaks them
Added item_lookup function and better error handling
renamed get_all_vmtypes method to get_all_instance_types to better match actual DescribeInstanceTypes call euca switched to
Add failing vpc elastic ip test
Route53 Record.set_alias was broken by the addition of target
health evaluation.  Fix this and add tests for the new usage
and original usage.  Include health evaluation status in to_print.
Fix route53 alias to_print and change default health eval to False
Add support for SES API 2010-12-01 methods: SetIdentityFeedbackForwardingEnabled and SetIdentityNotificationTopic #2128
adding a tutorial for the request_hooks addition
added unit test for instancetype
formatting changes
added test cases for #2128
Add allocation id check & reassociation kwarg to address associate method
Prefer allocation id and association id over public ip
Add unit tests to cover new connection arguments and allocation id preference
Update integration tests to properly tear down VPC
Merge branch 'release-2.26.0'