Add missing end of file newlines.

[ci skip]

docs/_plugins/bridge.rb

@@ -6,4 +6,4 @@ module Bridge
       site.data["configBridge"] = YAML.load_file("./grunt/configBridge.json")
     end
   end
-end
+end

docs/_plugins/bugify.rb

@@ -22,4 +22,4 @@ module Jekyll
   end
 end
 
-Liquid::Template.register_filter(Jekyll::BugFilter)
+Liquid::Template.register_filter(Jekyll::BugFilter)