Pycons3rt3

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* Added CLI commands cons3rt project run off, on, snapshot, and restore to manage runs at the project level
* Expanded the methods for listing site users via a new method list_users which take more options like user state and creation dates,
and added the ability to set max_results, and set the default to 500, which should significant speed up this query
* Improved releasing all active runs from a cloudspace, will now monitor each DR to reach COMPLETED or CANCELLED status
* Added a "RunWaiter" class for monitoring deployment runs reaching one of a list of desired states

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* Added the capability to terminate a service runner process by converting from a threading.Thread to a multiprocessing.Process
* Cleaned up duplicate code fragments

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* Added cloudwatchutil.py module for handling AWS cloudwatch

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* Added a CLI command and method to delete cloudspaces for a cloud, and added returns for release runs in a cloudspace, and deleting runs in a cloudspace
* Added a method to retrieve details of a test asset
* Fixed running team reports from the CLI while providing the --config arg
* Added methods for assigning and unassigning project roles
* Added helpful methods for quickly assigning roles for project managers, asset developers, and express users in a project
* Added support for setting PYCONS3RT_HOME environment variable to keep the config, logs, etc. in a desired location
* Added support for AWS CLI environment variables AWS_CONFIG_FILE and AWS_SHARED_CREDENTIALS_FILE when performing login_as_role and setting the credentials files
* Added methods for retrieving expires, active, inactive, and non-expired teams; and printing team manager emails
* Added the --expired and --unexpired for listing teams via CLI, and also incorporated the --active when listing teams in the CLI. Added the state and expiration date to the team listing output.
* Added the --config arg for the asset CLI command to specify a config file
* Added methods for deleting subnets, deleting internet gateways, deleting VPCs, and deleting the default VPC
* Added methods for getting a list of cons3rt bucket source IPs, and adding IPs to the list
* Added methods for creating and managing reverse lookup zones in AWS Route53
* Added a module for integrating with the Azure metadata service

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* Added methods for listing unattached EBS volumes
* Added methods for deleting EBS volumes and snapshots
* Added methods for stopping and terminating instances
* Added methods for waiting for instances to be in various target states
* Added a method to wait for an AMI to become available after creation
* Added a method to create a network interface
* Added a method to launch a VM onto a dedicated host
* Added a setup script
* Added the migrate CLI command, and a method to check capacity of a specific instance type on a dedicated host
* Added kmsutil.py to integrate with AWS KMS
* Added functionality to the S3Util to handle encryping objects in place in a bucket with the provided KMS key
* Updated host migration methods to use OS type and run a user-data script to configure sshd
* Added the ability to migrate a deployment run to a dedicated host
* Codified Linux user-data scripts for bringing a NAT instance online, and for migrating a Linux VM
* Added a script for asset export / re-import
* Added methods to get IPs and permissions for RHUI1 and RHUI2 AWS Red Hat server IPs
* Added re-try logic acount http multipart uploads to better handle asset imports
* Updated setting asset state to the newer versions

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* Added queries for listing test assets
* Added a query for getting dependent assets
* Added ec2util functions for getting a list of IpPermission objects from domain names
* Added network.py and new function for getting IPs froma list of hostnames