v0.4.5-beta.2

Changelog

• 890a0f7 feat: #26 add port-forwarding option
• 5ce7b4e feat: #28 add args so that user can specify cluster, service, task and container
• a0132bd feat: #28 move user back to select cluster if selected cluster has no running tasks
• 6c53b3d fix: #21 lookup os family when task is ec2 launch type, avoid nil pointer ref when ec2 launch type
• 1fcc215 fix: #22 check PlatformFamily for nil value, as there is no default value for tasks of ec2 launch type
• 6134ded fix: #23 add pagination for all resource types
• e471090 fix: #29 re-add sigint capture to stop ctrl+c from cancelling session
• 0af308e fix: remove execution role from windows_ec2_launch task def, ease restrictions on cw log permissions for instance
• 7ed86e3 refactor: change internal package name to app, split out functionality into separate files