Only alert on changes
Fixed #568, triple tilde without language causes Gollum to crash
Gollum search results now displayed in a deterministic order
Duplicate slashes must be removed everywhere.
Update README to new Sequence diagram markup style
The test passes when verified manually using bin/gollum. Without a running server the test will fail so it has been commented out. If there's an easy way to mock Rack::Server then the test can be restored.