Merge pull request #17 from magento-borg/MAGETWO-90719-reorder-exception

Magetwo 90719 reorder exception

Author: Joan He

library/Zend/Validate/File/FilesSize.php

@@ -155,6 +155,6 @@ public function isValid($value, $file = null)
             }
         }
 
-        return !empty($this->_messages);
+        return empty($this->_messages);
     }
 }

library/Zend/Validate/File/ImageSize.php

@@ -338,7 +338,7 @@ public function isValid($value, $file = null)
             $this->_throw($file, self::HEIGHT_TOO_BIG);
         }
 
-        return !empty($this->_messages);
+        return empty($this->_messages);
     }
 
     /**

library/Zend/Validate/File/Size.php

@@ -312,7 +312,7 @@ public function isValid($value, $file = null)
             }
         }
 
-        return !empty($this->_messages);
+        return empty($this->_messages);
     }
 
     /**

library/Zend/Validate/File/Upload.php

@@ -223,7 +223,7 @@ public function isValid($value, $file = null)
             }
         }
 
-        return !empty($this->_messages);
+        return empty($this->_messages);
     }
 
     /**