v2.2.0

DEPRECATIONS:

resource/sumologic_polling_source: Deprecated in favour of having individul sources for each content type currently supported. (GH-64)

FEATURES:

New Resource: sumologic_aws_inventory_source (GH-69)
New Resource: sumologic_aws_xray_source (GH-68)
New Resource: sumologic_s3_source (GH-64)
New Resource: sumologic_s3_audit_source (GH-64)
New Resource: sumologic_cloudwatch_source (GH-64)
New Resource: sumologic_cloudtrail_source (GH-64)
New Resource: sumologic_elb_source (GH-64)
New Resource: sumologic_cloudfront_source (GH-64)
New Resource: sumologic_metadata_source (GH-61)