feat(router): improve log output.
feat(router): use godep to include dependencies.
chore(*): Added editorconfig

editorconfig configures editors to use the correct indent size and
style.

[skip ci]
fix(gateway): Removed unrecoverable state

When the deis radosgw user was created, but setting the access and
secret key failed, the store-gateway was stuck in an unrecoverable
state.
chore(controller): update docker-py to 0.6.0

The controller uses only the utils.parse_repository_tag()
function, which has not changed, so this merely keeps
requirements.txt up to date.
feat(router): support customized server_names_hash_bucket_size setting

Long domain names have trouble with the default settings for
server_names_hash_bucket_size and server_names_hash_max_size. This
commit makes these settings configurable based on etcd keys.

See http://nginx.org/en/docs/http/server_names.html for details
on these settings.
feat(ec2-provision): add script option to set ELB id when running update-ec2-cluster.sh
docs(contrib/ec2): fix up stack name customization
fix(contrib/util): use /usr/bin/env shebang for bash scripts
docs(DO guide) added missing ".sh"
Merge pull request #2569 from teamon/patch-1

Added missing ".sh" in digitalocean docs
docs(troubleshooting): use double backticks for inline literals
docs(troubleshooting): add "could not find unit template" section
Merge pull request #2550 from carmstrong/router-configure_server_name_size

feat(router): support customized server_names_hash_bucket_size setting
Merge pull request #2411 from johanneswuerbach/editorconfig

chore(*): Added editorconfig
Merge pull request #2429 from mboersma/update-docker-py

chore(controller): update docker-py to 0.6.0
Merge pull request #2306 from aledbf/improve_nginx_log

feat(router): improve log output.
Merge pull request #2436 from johanneswuerbach/gateway-race

fix(gateway): Removed unrecoverable state
Merge pull request #2558 from carmstrong/pr-2525

feat(contrib/ec2): enable customization of stack name
Merge pull request #2562 from mboersma/could-not-find-unit

Add "could not find unit template" section to troubleshooting docs