Merge pull request #21 from uiri/bilingual-uiri

Close #14
Merge branch 'master' of github.com:aybabtme/brog
Fix index having unclosed article tag.
Don't log heartbeats.
Refactor brog.go a bit. Sort things in order. Use path instead of
filepath.
Add some go tests for brog.go

Remove comment which I didn't remove when I removed the code it
referred to.
Add tests to config.go

Add a test for the selfValidate method
Add a test to make sure that going from json to the config struct and
back to json gets the original json.
Add a couple tests for the post and post_manager