ref(client): use logging module

With this change, we can now have more power over how we filter and
deal with our logs.
feat(client): add colorized logging
chore(builder): pin cedarish to cedar stack
Merge pull request #1722 from bacongobbler/bump-cedarish

chore(builder): pin cedarish to cedar stack
The user on the coreos boxes is core, not coreos

s/coreos/core
fix(logger): properly parse incoming syslog messages
fix(logger): remove priority from log messages

Our current log message follows this format:

    2014-09-02 09:40:00 deis[api]: message

Where `deis[api]` is the tag. Removing the priority keeps the
log message the same format as before.
Merge pull request #1750 from jonashuckestein/patch-2

docs(upgrading): The user on the coreos boxes is core, not coreos
test(logger): vendor in jeromer/syslogparser
fix(client): do not prepend the app name twice
Merge pull request #1768 from ngpestelos/fix-prepend-twice

fix(client): do not prepend the app name twice
fix(test): Verify apps:run output
docs(EC2): CloudFormation

Updated README regarding changing the InstanceType in EC2 CloudFormation

closes #1758
Merge pull request #1759 from ianblenke/master

Updated README regarding changing the InstanceType in EC2 CloudFormation
feat(router): custom request size.
Merge pull request #1770 from johanneswuerbach/improve-integration-test

fix(test): Verify apps:run output
Merge pull request #1777 from aledbf/custom_body_size

feat(router): custom request size.
docs(router): keep etcd keys ordered.
Merge pull request #1779 from aledbf/1777_sort_list

docs(router): keep etcd keys ordered.
Correct documentation mistake

`ssh-agent -L` will result in `unknown option -- L`