Added support for route origin, version bump to EC2-2012-12-01
beautifying and removal of unused code
Merge branch 'master' of https://github.com/Jimdo/aws-sdk-ruby into Jimdo-master

Conflicts:
	ChangeLog
	lib/aws/ec2/client.rb
Added support for EC2::Client#copy_snapshot.
Added next token support to AWS::EC2::Client#describe_reserved_instances_offerings.
Added status attributes to describe and create spot instance requests.