Check if the keystore stuff on the Jenkins server works.

src/main/java/com/raoulvdberge/refinedstorage/RS.java

@@ -42,6 +42,7 @@ public final class RS {
             return new ItemStack(RSItems.STORAGE_HOUSING);
         }
     };
+
     public final CreativeTabs coversTab = new CreativeTabs(ID + ".covers") {
         @Override
         public ItemStack getTabIconItem() {