Fixed bug where Mining wasn't awarding double drops

Changelog.txt

@@ -10,6 +10,7 @@ Key:
 Version 1.4.04-dev
  = Fixed bug where trying to activate a Chimaera Wing would require one item too much
  = Fixed bug where Treefeller would try to cut too many leaves and reach the threshold when it shouldn't
+ = Fixed bug where Mining wasn't awarding double drops
 
 Version 1.4.03
  + Added option to advanced.yml to determine the # of enchant levels used when buffing Super Breaker & Giga Drill Breaker

src/main/java/com/gmail/nossr50/skills/mining/MiningManager.java

@@ -58,7 +58,7 @@ public class MiningManager extends SkillManager{
 
         applyXpGain(Mining.getBlockXp(blockState));
 
-        if (Permissions.doubleDrops(player, skill)) {
+        if (!Permissions.doubleDrops(player, skill)) {
             return;
         }