* added additional error info for when memory swap assert fails.
related to https://github.com/hashicorp/terraform/pull/7392
* updated docker_container documentation
reflect recent changes to docker provider around tests, dns options and
dns search support.
* Grammar and punctuation changes
Docker container documentation.
* Spell checking, grammar and punctuation.
Docker container documentation.
* Markdown change sto docker container documentation
* fixed go vet issues on aws provider in master
* added support for dns, dns options and dns search for docker container.
On docker container resource you can specify dns_opts nad dns_search
which maps directly to docker --dns_opt and --dns_search parameters.
Allowing users to setup the embedded dns settings for their containers.
* fixed the asserts for the new features in tests.
fixed tests around DNS, DNS_OPTS and DNS_SEARCH
This adds acceptance tests for specifying extra hosts on Docker
containers. It also renames the repeating block from `hosts` to `host`,
which reads more naturally in the schema when multiple instances of the
block are declared.