Add more AWS regions (#96)

* Add more AWS regions

* Remove confiting regions

Author: 0x2b3bfa0

iterative/aws/provider.go

@@ -336,7 +336,25 @@ func awsClient(region string) (*ec2.EC2, error) {
 }
 
 //ImageRegions provider available image regions
-var ImageRegions = []string{"us-east-1", "us-east-2", "us-west-1", "us-west-2", "eu-north-1", "eu-west-1", "eu-west-2"}
+var ImageRegions = []string{
+	"us-east-2",
+	"us-east-1",
+	"us-west-1",
+	"us-west-2",
+	"ap-south-1",
+	"ap-northeast-3",
+	"ap-northeast-2",
+	"ap-southeast-1",
+	"ap-southeast-2",
+	"ap-northeast-1",
+	"ca-central-1",
+	"eu-central-1",
+	"eu-west-1",
+	"eu-west-2",
+	"eu-west-3",
+	"eu-north-1",
+	"sa-east-1",
+}
 
 func getRegion(region string) string {
 	instanceRegions := make(map[string]string)