Add blank lines

Author: laurynas

CHANGELOG.md

@@ -6,7 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
-## [2.0.0]
+## v2.0.0
 
 ### Added
 - `detect_batch` method for batch detections
@@ -22,4 +22,4 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Client connection is reused. If you change configuration after client is initialized, you need to reset client using `DetectLanguage.client = nil`.
 
 ### Removed
-- Ruby 1.x support
+- Ruby 1.x support

spec/lib/detect_language/configuratino_spec.rb

@@ -18,4 +18,4 @@
       expect(subject.user_agent).to eq("detectlanguage-ruby/#{DetectLanguage::VERSION}")
     end
   end
-end
+end