fixing country repository sintax

app/repositories/orient_db/country_repository.rb

 module OrientDb
   class CountryRepository < Base
 
-    def register(attributes={})
-
-    end
-
     def find_all
-        return @connection.query "SELECT * FROM Country LIMIT 100 OFFSET 20"
+      return @connection.query "SELECT * FROM Country LIMIT 100 OFFSET 20"
     end
 
     def find_by_id(rid)
-        res = @connection.query "SELECT title FROM Country WHERE @rid=##{rid}"
-
-        res[0]["has"] = @connection.query "SELECT expand(in) from (SELECT expand(out_has) FROM Country WHERE @rid=##{rid} LIMIT 30)"
-
-        return res[0];
+      res = @connection.query "SELECT title FROM Country WHERE @rid=##{rid}"
+      res[0]["has"] = @connection.query "SELECT expand(in) from (SELECT expand(out_has) FROM Country WHERE @rid=##{rid} LIMIT 30)"
+      res[0]
     end
   end
 end