v1.4.0: add cloudtrail-key, cloudtrail submodules

[badra001]

• exclude cloudtrail_orig
• rename
• ignore examples
• ignore examples for tfdocs
• add cloudtrail-key
• update kms_admin_root
• fix policy doc
• add files (initial)
• fix
• update base
• remove role
• fix
• fix
• update
• fix
• fix
• fix
• setup for enable_sns
• fix
• make enable_sqs first pass
• fix
• fix
• fix log target prefix
• add role
• fix
• add splunk generation
• add organization
• replace null with empty string
• fix
• fix
• fix
• more org change
• add org trail variable
• remove policy_id
• replace key policy with that from s3 objct logging
• fix
• add cw log key policy
• fix key
• fix cw arn
• add to policy for CW logs for org
• fix
• fix
• fix
• move policy to cloudtrail, fix
• fix
• fix prefix
• add splunk_name for configs
• fix name in template
• fix
• update key perms
• add comments
• change case
• add encryption to sns
• add cw retention into defaults
• fix
• change retention
• fix
• add decrypt to cloudtrail policy
• update readme