Update to Elasticsearch 0.90.3
Closes #31.
Old common-codecs version in use
Closes #29.
Catch AmazonClientExceptions to prevent connection loss
If the AWS client throws an exception (e.g: because of a DNS failure) it will end up killing the rejoin thread and stop retrying which can lead to a node getting stuck unable to rejoin the cluster.

Closes #30.
Update to AWS Java SDK 1.5.3.
Closes #32.
prepare release elasticsearch-cloud-aws-1.13.0
prepare for next development iteration