* Moving upload_template_to_s3 into the Template object.
0.23.0
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* Adding support for the cascading of <stack_name>.yaml files. * Moved --debug flag to be after sceptre keyword ($ sceptre --debug <command>). * Refactor how config is handled internally. * Lazy load stack config and templates.
0.22.1
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* Adding dependency resolving to create-change-set.