Removed unused variables - again.

Author: jocic

source/Jocic/Encoders/Base/Base16.php

@@ -230,14 +230,6 @@ public function decode($input)
 
         public function isEncodingValid($encoding)
         {
-            // Core Variables
-            
-            $baseTable = $this->getBaseTable();
-            
-            // Other Variables
-            
-            $characters = [];
-            
             // Step 1 - Check If Empty
 
             if ($encoding == "")

source/Jocic/Encoders/Base/Base32.php

@@ -249,15 +249,6 @@ public function decode($input)
 
         public function isEncodingValid($encoding)
         {
-            // Core Variables
-            
-            $baseTable   = $this->getBaseTable();
-            $basePadding = $this->getBasePadding();
-            
-            // Other Variables
-            
-            $characters = [];
-            
             // Step 1 - Check If Empty
 
             if ($encoding == "")

source/Jocic/Encoders/Base/Base64.php

@@ -253,15 +253,6 @@ public function decode($input)
 
         public function isEncodingValid($encoding)
         {
-            // Core Variables
-            
-            $baseTable   = $this->getBaseTable();
-            $basePadding = $this->getBasePadding();
-            
-            // Other Variables
-            
-            $characters = [];
-            
             // Step 1 - Check If Empty
 
             if ($encoding == "")