Add documentation for known configuration options for boto (re #1100)
Remove trailing spaces from image module
Update ec2 with new operations
Merge branch 'ec2-updates' into develop

* ec2-updates:
  Update ec2 with new operations
  Remove trailing spaces from image module
Add modify_vpc_attribute method.
Add xml parsing to s3 website module
New methods to get and set website configurations

The following methods are defined:
- get_website_configuration_xml
- get_website_configuration_obj
- set_website_configuration
- set_website_configuration_xml
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.
try RFC1123
Update __init__.py
Log the S3 signature for debugging purposes.
Fixed typos.
Log request params in _mexe