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
try RFC1123
Update __init__.py
Fixed typos.
Log request params in _mexe
typo in dynamodb tutorial
mod utils.py:get_instance_metadata allowing access to dynamic data
Abstracted some of #1383 & added tests.
Made the tests comply with 80 char lengths per @jamesls's request.
no version change
Merge pull request #1397 from fivethreeo/develop

Amazon S3 date format
Change default gs.acl.Acl entry list to be an actual Entries object.
Merge pull request #1408 from jterrace/fix-acl-init

Change default gs.acl.Acl entry list to be an actual Entries object.
code example is meant to handle zones not regions
Support for GCS object composition and CRC32c hashes.
Merge pull request #1409 from yovadia12/compose

Support for GCS object composition and CRC32c hashes.
Merge pull request #1400 from rayrayson/develop

Fixed typos.
Merge pull request #1402 from numerodix/develop

typo in dynamodb tutorial
Merge remote-tracking branch 'upstream/develop' into develop