refactor: Flip boolean for custom portal search config

src/main/java/com/onarandombox/MultiverseCore/api/MVConfig.java

@@ -68,14 +68,14 @@ public interface MVConfig {
      *
      * @param useDefaultPortalSearch True to let Bukkit determine portal search radius on its own.
      */
-    void setUseDefaultPortalSearch(boolean useDefaultPortalSearch);
+    void setUseCustomPortalSearch(boolean useDefaultPortalSearch);
 
     /**
      * Gets whether or not Bukkit will be determining portal search radius on its own or if Multiverse should help.
      *
      * @return True means Bukkit will use its own default values.
      */
-    boolean isUsingDefaultPortalSearch();
+    boolean isUsingCustomPortalSearch();
 
     /**
      * Sets the radius at which vanilla style portals will be searched for to connect to worlds together.

src/main/java/com/onarandombox/MultiverseCore/configuration/DefaultMVConfig.java

@@ -126,13 +126,13 @@ public class DefaultMVConfig implements MVConfig {
     }
 
     @Override
-    public void setUseDefaultPortalSearch(boolean useDefaultPortalSearch) {
-        settings.set(MVConfigNodes.USE_CUSTOM_PORTAL_SEARCH, !useDefaultPortalSearch);
+    public void setUseCustomPortalSearch(boolean useDefaultPortalSearch) {
+        settings.set(MVConfigNodes.USE_CUSTOM_PORTAL_SEARCH, useDefaultPortalSearch);
     }
 
     @Override
-    public boolean isUsingDefaultPortalSearch() {
-        return !settings.get(MVConfigNodes.USE_CUSTOM_PORTAL_SEARCH);
+    public boolean isUsingCustomPortalSearch() {
+        return settings.get(MVConfigNodes.USE_CUSTOM_PORTAL_SEARCH);
     }
 
     @Override

src/main/java/com/onarandombox/MultiverseCore/listeners/MVEntityListener.java

@@ -115,7 +115,7 @@ public class MVEntityListener implements Listener {
         if (event.isCancelled() || event.getTo() == null) {
             return;
         }
-        if (!this.plugin.getMVConfig().isUsingDefaultPortalSearch()) {
+        if (this.plugin.getMVConfig().isUsingCustomPortalSearch()) {
             event.setSearchRadius(this.plugin.getMVConfig().getPortalSearchRadius());
         }
     }

src/main/java/com/onarandombox/MultiverseCore/listeners/MVPlayerListener.java

@@ -292,7 +292,7 @@ public class MVPlayerListener implements Listener {
                     + "' was allowed to go to '" + event.getTo().getWorld().getName()
                     + "' because enforceaccess is off.");
         }
-        if (!this.plugin.getMVConfig().isUsingDefaultPortalSearch()) {
+        if (this.plugin.getMVConfig().isUsingCustomPortalSearch()) {
             event.setSearchRadius(this.plugin.getMVConfig().getPortalSearchRadius());
         }
     }