Various Fixes (#3537)

* Updated ItemUtils, added isBlock check to smelt functions

+ added a check in ItemUtils.isSmeltable() and ItemUtils.isSmelted() to make sure the Item type was a block to prevent an error occuring mentioned in https://github.com/mcMMO-Dev/mcMMO/issues/3536

* Fixed Green Thumb replant issue

see https://github.com/mcMMO-Dev/mcMMO/issues/3535

HerbalismManager
= fixed names of netherwart
= fixed handleBlockState, and slightly altered it
StringUtils
= fixed name of netherwart

* Fixes to herbalism skill

Herbalism
= fixed material name for grass in green terra block conversion
= fixed material name for grass in shroom thumb block conversion
EntityListener
= fixed material name for melon in food level change
experience config
= updated name for melon and sugar cane

* Minor Name Updates

experience config
= removed Stone|*
= added Stone, Granite, Adesite, Diorite
MaterialTypes
= updated material reference for wood

* Small fishing change

PlayerListener
= made it so COD, TROPICAL_FISH, and PUFFERFISH are no longer overwritten, so players can now catch these

src/main/java/com/gmail/nossr50/util/StringUtils.java

@@ -53,7 +53,7 @@ public class StringUtils {
             case BEETROOTS:
             case CARROTS:
             case POTATOES:
-            case NETHER_WART_BLOCK: {
+            case NETHER_WART: {
                 if (data instanceof Ageable) {
                     Ageable ageData = (Ageable) data;
                     if (ageData.getAge() == ageData.getMaximumAge()) {