Merge pull request #246 from ClogenyTechnologies/sid/aws-creds-config-file

[Issue:#243] Support the AWS CLI configuration file format
Merge pull request #249 from opscode/adamedx/update-knife-windows-dep

Update gem dependencies for knife-windows 0.8.0.rc.2
Merge pull request #250 from opscode/adamedx/s3_secret_file_source

Provide a way to the validation key and data bag secret from S3
Merge pull request #251 from opscode/adamedx/release-0-10-0-rc-1

Documentation and gem version updates for 0.10.0.rc.1 release
Merge pull request #252 from opscode/adamedx/0-stable

Changes for knife-ec2 0.10.0.rc.1