Merge pull request #104 from zowens/master

Adding local secondary indexes to table creation query
Merge pull request #105 from zowens/master

Fixing issue where local secondary indexes is empty causes AWS exception
add godoc legit example_test.go to exp/mturk
add detailed godoc to some exp/mturk stuff
Merge pull request #106 from GlassyMedia/feature/mturk-example

add godoc legit example_test.go to exp/mturk
Merge pull request #107 from GlassyMedia/feature/mturk-godoc

add detailed godoc to some exp/mturk stuff
Fix Typo
Merge pull request #109 from badgerodon/master

Fix Typo
Update endpoint to latest API. Marker is an optional API parameter
Minor fix
Merge pull request #110 from jyap808/route53_changes

Route53 changes
fixed IAM refresh issue for long running sqs clients
Merge pull request #112 from crxpandion/master

fixed IAM refresh issue for long running sqs clients
Signed url for upload through POST or PUT
sqs: add ReceiveMessageWithParameters call

Implement ReceiveMessage() and ReceiveMessageWithVisibilityTimeout() in
terms of it.  Allows WaitTimeSeconds and arbitrary attributes to be
set without an explosion of different functions.
Merge pull request #113 from alimoeeny/patch-13

Signed url for upload through POST or PUT
Merge pull request #114 from joeshaw/receive-message-params

sqs: add ReceiveMessageWithParameters call
ec2: add Tags to the Image struct
Merge pull request #115 from bmatsuo/add-tags-image-struct

add Tags to the Image struct
s3: Add support for using Content-MD5 with PutReader.

RFC 1864 specifies that this header field is base64 encoded.
This is slightly odd since ETag is hex encoded.