Papertrail hook, uses their UDP interface.
README for Papertrail hook with usage info.
Link to Papertrail hook. Format hook links consistently.
Improved documentation for Papertrail hook.
Log just the message, not the stringified version of the whole log line.
Include number of bytes written as debugging output.
Don't disconnect on every Fire()
Proper log levels.
Remove cruft.
Use third-party UDP testing library to tighten up test.
Updated Travis CI configuration.

- Move to more recent version of Go, setting aside 1.1. - Use `install` instead of `before_script` to install library dependencies, as per [documentation](http://docs.travis-ci.com/user/languages/go/).
Include airbrake-go dependency in Travis install step.
Merge pull request #58 from al3x/master

Add Papertrail hook