* Allow per worker group ASG tags to be set
* Format
* Set correct defaults
* Implement hack that will use the first item in the list if a matching item does not exist for the worker group
* Use a map that will map from the worker group name to the tags to get around the issue where list indexing does not work with a list of lists
* Format
* Cleanup
* Fix sample
* README
* Added map_roles_count and user_roles_count (#1)
* Update readme for new vars
* updated tests to include count
* fix syntax error
* updated changelog
* Added map_accounts_count variable for consistency
* Fix counts in example and user latest terraform-docs to generate readme
* changing syntax when referring to map keys without lookup function
* Replacing map function with actual maps for easier reading
* replacing map function in example
* replacing map function in workers.tf and readme/main
* update changelog
* Allow additional security groups to be included for all workers and each worker group #47
* update changelog with reference to issue and be more descriptive
* Update CHANGELOG.md
* address pr comments and rebase
* rebase
* fix bug introduced by PR#115 that sets the AMI id to the default value of "" always
* rebase
* align default value of additional_security_group_ids to be pulled from local var workers_group_defaults_defaults
