Console: Set encoding for CSS

apps/routerconsole/java/src/net/i2p/router/web/LocaleWebAppHandler.java

@@ -101,6 +101,9 @@ public class LocaleWebAppHandler extends HandlerWrapper
         } else if (pathInContext.startsWith("/js/")) {
             // war internal
             httpResponse.setCharacterEncoding("ISO-8859-1");
+        } else if (pathInContext.endsWith(".css")) {
+            // war internal
+            httpResponse.setCharacterEncoding("UTF-8");
         }
         //System.err.println("New path: " + newPath);
         super.handle(newPath, baseRequest, httpRequest, httpResponse);