Skip the first line when reading PlayerData files

Thanks @Jikoo
Related to #22

src/me/ryanhamshire/GriefPrevention/FlatFileDataStore.java

@@ -613,8 +613,9 @@ public class FlatFileDataStore extends DataStore
     			    List<String> lines = Files.readLines(playerFile, Charset.forName("UTF-8"));
     			    Iterator<String> iterator = lines.iterator();
     			    
+
+    				iterator.next();
                     //first line is last login timestamp //RoboMWM - not using this anymore
-//    				String lastLoginTimestampString = iterator.next();
 //
 //    				//convert that to a date and store it
 //    				DateFormat dateFormat = new SimpleDateFormat("yyyy.MM.dd.HH.mm.ss");

src/me/ryanhamshire/GriefPrevention/PlayerEventHandler.java

@@ -630,7 +630,7 @@ class PlayerEventHandler implements Listener
 		this.lastLoginThisServerSessionMap.put(playerID, nowDate);
 		
 		//if newish, prevent chat until he's moved a bit to prove he's not a bot
-		if(GriefPrevention.isNewToServer(player))
+		if(instance.isNewToServer(player))
 		{
 		    playerData.noChatLocation = player.getLocation();
 		}