Add Swedish translation

README.markdown

@@ -29,7 +29,7 @@ Features
 - Host anywhere (shared hosting, VPS, Raspberry Pi or localhost)
 - No external dependencies
 - **Super easy setup**, copy and paste files and you are done!
-- Translations in English, French, Brazilian Portuguese, Spanish, German, Polish and Chinese
+- Translations in English, French, Brazilian Portuguese, Spanish, German, Polish, Swedish and Chinese
 
 Roadmap
 -------
@@ -54,6 +54,8 @@ Original author: [Frédéric Guillot](http://fredericguillot.com/)
 Contributors:
 
 - Claudio Lobo
+- Gavlepeter: https://github.com/gavlepeter
+- Kiswa: https://github.com/kiswa
 - Mathgl67: https://github.com/mathgl67
 - Matthieu Keller: https://github.com/maggick
 - Maxime: https://github.com/EpocDotFr