Small Cleanup (#518)

* Deobfuscate parameters

* Fix generics

* Replace deprecated methods

* Add `serialVersionUID`s

* Fix static access

* Add default switch case

* Close OutputStreams

* Fix wrong variable usage

* Explicitly declare exceptions

src/main/java/codechicken/nei/SearchTokenParser.java

@@ -43,7 +43,6 @@ public class SearchTokenParser {
 
         public ItemFilter getFilter(String searchText);
 
-        @SuppressWarnings("unchecked")
         public static List<Language> getAllLanguages() {
             return new ArrayList<>(Minecraft.getMinecraft().getLanguageManager().getLanguages());
         }