[MTurk CLI] Added a "notify" command.
[MTurk CLI] Allow all qualification types.
Merge branch 'release-2.7.0'
Support timestamps without microseconds in Cloudwatch alarms.
Give the vpc module a connect_to_region function

This is basically a copy from boto.ec2.connect_to_region, using the
RegionData from that module.
Fixed up some typos in s3put's help message
Added two new exceptions for CloudSearch's document service
Add facets in CloudSearch's SearchResults
Added more unittests for Distribution._sign_string

* testing the case where a file name is passed in for private_key_file
* testing the case where a file objects is passed in for private_key_file
Added some unit tests to cloudsearch
Use HEAD request in get_redirect

Prevent unnecessary data transfer
properly escaping URL appearing inside xml
Allow CloudFront API calls using IAM roles

When picking up credentials from an IAM instance role,
need to add header x-amz-security-token to the request.
Otherwise you get InvalidClientTokenId.
s/Beanstalk/Transcoder
Merge pull request #1280 from schworer/patch-2

s/Beanstalk/Transcoder
Changed BucketStorageURI to update properties from Key object when
set_contents_from_* functions are called.
Merge pull request #1281 from jterrace/storage-uri-set-updates

Changed BucketStorageURI to update properties from Key object when set_contents_from_* functions are called.
Merge pull request #1237 from Kodiologist/mturk-cli

Miscellaneous improvements to the MTurk CLI
Merge pull request #1241 from phobologic/vpc_ctr

Give the vpc module a connect_to_region function
Resolving merge conflict.