More inverted checkPlayerExistence() checks

src/main/java/com/gmail/nossr50/commands/McabilityCommand.java

@@ -42,7 +42,7 @@ public class McabilityCommand implements CommandExecutor {
 
                 mcMMOPlayer = UserManager.getPlayer(args[0]);
 
-                if (CommandUtils.checkPlayerExistence(sender, args[0], mcMMOPlayer)) {
+                if (!CommandUtils.checkPlayerExistence(sender, args[0], mcMMOPlayer)) {
                     return true;
                 }
 

src/main/java/com/gmail/nossr50/commands/McgodCommand.java

@@ -42,7 +42,7 @@ public class McgodCommand implements CommandExecutor {
 
                 mcMMOPlayer = UserManager.getPlayer(args[0]);
 
-                if (CommandUtils.checkPlayerExistence(sender, args[0], mcMMOPlayer)) {
+                if (!CommandUtils.checkPlayerExistence(sender, args[0], mcMMOPlayer)) {
                     return true;
                 }
 

src/main/java/com/gmail/nossr50/commands/McrefreshCommand.java

@@ -42,7 +42,7 @@ public class McrefreshCommand implements CommandExecutor {
 
                 mcMMOPlayer = UserManager.getPlayer(args[0]);
 
-                if (CommandUtils.checkPlayerExistence(sender, args[0], mcMMOPlayer)) {
+                if (!CommandUtils.checkPlayerExistence(sender, args[0], mcMMOPlayer)) {
                     return true;
                 }