docs(managing_deis): recommend wildcard CNAME or Route53 for EC2 DNS
ref(tests): switch to example-dockerfile-http app

This application's final image size is significantly smaller than
example-go's, which should dramatically increase integration test times:

    REPOSITORY                                    TAG                 IMAGE ID            CREATED             VIRTUAL SIZE
    10.132.162.4:5000/example-go                  v2                  363636be7289        3 minutes ago       957.1 MB
    10.132.162.4:5000/example-dockerfile-http     v2                  6b7c19477ae5        49 minutes ago      2.433 MB
Merge pull request #2634 from bacongobbler/minimal-app-test

ref(tests): switch to example-dockerfile-http app
Merge pull request #2651 from mboersma/cname-for-ec2

docs(managing_deis): recommend wildcard CNAME or Route53 for EC2 DNS
Revert "fix(coreos): tune etcd to address high disk i/o environments"

In testing, this commit causes more harm than good, and
results in etcd/fleet going haywire.

This reverts commit 4f95cb82c87e75c6492ce0084961d57b0d70ae31.
Merge pull request #2663 from carmstrong/revert-etcd_timeout

Revert "fix(coreos): tune etcd to address high disk i/o environments"
docs(upgrading-deis): detail deisctl versions, CoreOS security upgrade
chore(release): update version to v1.1.0