Add bucket_prefix to aws_s3_bucket

[joshuaspence]

Adds a bucket_prefix parameter to the aws_s3_bucket resource.

[joshuaspence]

> make testacc TEST=./builtin/providers/aws TESTARGS='-run=TestAccAWSS3Bucket_\(namePrefix\|generatedName\)'
==> Checking that code complies with gofmt requirements...
go generate $(go list ./... | grep -v /terraform/vendor/)
2017/04/02 15:35:28 Generated command/internal_plugin_list.go
TF_ACC=1 go test ./builtin/providers/aws -v -run=TestAccAWSS3Bucket_\(namePrefix\|generatedName\) -timeout 120m
=== RUN   TestAccAWSS3Bucket_namePrefix
--- PASS: TestAccAWSS3Bucket_namePrefix (105.94s)
=== RUN   TestAccAWSS3Bucket_generatedName
--- PASS: TestAccAWSS3Bucket_generatedName (81.40s)
PASS
ok  	github.com/hashicorp/terraform/builtin/providers/aws	187.358s

[stack72]

LGTM! Thanks for this :)

[ghost]

I'm going to lock this issue because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues.

If you have found a problem that seems similar to this, please open a new issue and complete the issue template so we can capture all the details necessary to investigate further.