Little isValidClassname fix

Doctrine/DataDict.php

@@ -134,7 +134,7 @@ class Doctrine_DataDict {
      */
     public static function isValidClassname($classname) {
         if(preg_match('~(^[a-z])|(_[a-z])|([\W])|(_{2})~', $classname))
-            throw new Doctrine_Exception("Class name is not valid. use camel case and underscores (i.e My_PerfectClass).");
+            throw new Doctrine_Exception("Class name is not valid. Use camel case and underscores (i.e My_PerfectClass).");
         return true;
     }
 }

Doctrine/Table.php

@@ -205,10 +205,12 @@ class Doctrine_Table extends Doctrine_Configurable implements Countable {
                         }
                 endswitch;
 
-                 if(Doctrine_DataDict::isValidClassname($class->getName()) && $this->getAttribute(Doctrine::ATTR_CREATE_TABLES)) {
+                 if($this->getAttribute(Doctrine::ATTR_CREATE_TABLES)) {
+                    if(Doctrine_DataDict::isValidClassname($class->getName())) {
                         $dict      = new Doctrine_DataDict($this->getConnection()->getDBH());
                         $dict->createTable($this->tableName, $this->columns);
                     }
+                }
 
             }
         } else {