upgrade to jruby 1.7.13
Merge branch 'master' of github.com:travis-ci/travis-logs
updated the jruby version in .ruby-version

man, updating it in .travis.yml, Gemfile and .ruby-version seems a little overkiil to me
docker time
time to cache
start postgres
Use dyno identifier in metriks source.

This way, we get more detailed metrics per dyno, hopefully giving
us more insight as to what single dynos are doing when they stop
processing logs.
reject and requeue the message if there is an error
super_user => sudo
update march_hare
update some other gems

mostly for redis, aws-sdk, activesupport, and sidekiq
add a metric for reject requeues
remove an extra space
move the message.ack to outside the retry block
Add removed_by_id as foreign key

Foreign key to the id of the user who removed the log content