Merge branch 'next' into polish-translation

diff --combined src/main/java/de/todesbaum/jsite/main/Main.java
index e8f6277,92143a4..5e1e67a
--- 1/src/main/java/de/todesbaum/jsite/main/Main.java
--- 2/src/main/java/de/todesbaum/jsite/main/Main.java
+++ b/src/main/java/de/todesbaum/jsite/main/Main.java
@@@ -80,7 -80,7 +80,7 @@@ public class Main implements ActionList
        private static final Logger logger = Logger.getLogger(Main.class.getName());
  
        /** The version. */
-       private static final Version VERSION = new Version(0, 10);
+       private static final Version VERSION = new Version(0, 11);
  
        /** The configuration. */
        private Configuration configuration;
@@@ -122,7 -122,7 +122,7 @@@
        }
  
        /** The supported locales. */
 -      private static final Locale[] SUPPORTED_LOCALES = new Locale[] { Locale.ENGLISH, Locale.GERMAN, Locale.FRENCH };
 +      private static final Locale[] SUPPORTED_LOCALES = new Locale[] { Locale.ENGLISH, Locale.GERMAN, Locale.FRENCH, new Locale("pl") };
  
        /** The actions that switch the language. */
        private Map<Locale, Action> languageActions = new HashMap<Locale, Action>();