Improve CommandFramework Exception readability

SpigotCore_Main/src/de/steamwar/command/SWCommand.java

@@ -103,7 +103,7 @@ public abstract class SWCommand {
             // Ignored
         } catch (CommandFrameworkException e) {
             if (Bukkit.getServer() != null) {
-                Bukkit.getLogger().log(Level.SEVERE, e.getBuildStackTrace());
+                Bukkit.getLogger().log(Level.SEVERE, "", e);
             }
             throw e;
         }