EXP system & Mob buffs/diseases optimization

Solved a problem within EXP distribution system that would hand out less overall EXP than the expected when the amount to be earned is low.
Optimized mob buffs and diseases, now using a dedicated thread to process all status expirations on a batch.
Refactored MonitoredLockTypes names to something more easily identificable.
Added a delay on mob effect applications, to be registered in after the cast animation time.
Fixed Flame Thrower acting passively when a attacking skill is used by the player.

src/scripting/portal/PortalScriptManager.java

@@ -22,6 +22,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 package scripting.portal;
 
 import client.MapleClient;
+import constants.ServerConstants;
 import java.io.File;
 import java.io.FileReader;
 import java.io.IOException;
@@ -65,6 +66,12 @@ public class PortalScriptManager {
         ScriptEngine portal = sef.getScriptEngine();
         try {
             fr = new FileReader(scriptFile);
+            
+            // java 8 support here thanks to Arufonsu
+            if (ServerConstants.JAVA_8){
+                    portal.eval("load('nashorn:mozilla_compat.js');" + System.lineSeparator());
+            }
+            
             ((Compilable) portal).compile(fr).eval();
         } catch (ScriptException | IOException | UndeclaredThrowableException e) {
             FilePrinter.printError(FilePrinter.PORTAL + scriptName + ".txt", e);