support gethostedzone for route53
support multiple nameservers
dynamodb: refactor GetItem, GetItemConsistent
dynamodb: refactor PutItem, DeleteItem
dynamodb: Fix #76 Add conditional {Put,Delete}Item support
Merge pull request #83 from nabeken/dynamodb-conditional-put-delete

dynamodb: Add Dynamodb conditional put delete
Merge pull request #84 from yext/master

support getHostedZone
Added sandbox env for mturk
Have mturk support HTMLQuestion
dynamodb: Add Conditional{Add,Update,Delete}Attributes
Merge pull request #85 from nabeken/dynamodb-conditional-update

dynamodb: Add Conditional{Add,Update,Delete}Attributes
Interface for GetAssignmentsForHIT
Merge pull request #86 from abhiyerra/mturk

Support sandbox env, HTMLQuestion and GetAssignmentsForHIT API.
Implemented the s3 copy function to copy a key from one bucket to another bucket.
Added required result type for copy request
Add before script to travis, to ensure files are gofmt'ed
gofmt ec2 & cloudwatch
Merge pull request #87 from hailocab/travis-gofmt

Require files to pass gofmt on Travis builds
Add subnet and vpc IDs to instance type
Add security groups and source destination checking to instance type, start splitting up