- make the edn_lines codec tests pass
Merge pull request #829 from jordansissel/fix-edn_lines-codec-tests

- make the edn_lines codec tests pass
Set 127.0.0.1 as the IP used in sending with gelf input tests.

Previously was 127.0.0.9, which isn't a typical 'localhost' address
found on machines.
Merge pull request #830 from jordansissel/fix-gelf-input-spec

Set 127.0.0.1 as the IP used in sending with gelf input tests.