Add documentation for known configuration options for boto (re #1100)
Add modify_vpc_attribute method.
Fix a gs versioning test failure.
Merge pull request #1391 from reinhillmann/gstestfix

Fix a gs versioning test failure.
Merge pull request #1376 from pasc/1100_boto_config_docs

Add documentation for known configuration options for boto (re #1100)
Upgrade version of nose used.
Bubbling up md5 and upload_id for use in manifests.
Merge pull request #1394 from reinhillmann/manifestfixes

Bubbling up md5 and upload_id for use in manifests.
Fixed a not defined bug with resumable upload handler.
Merge pull request #1395 from reinhillmann/bugfix

Fixed a "not defined" bug with resumable upload handler.
Log the S3 signature for debugging purposes.