stir in some microtime to the PHP MT seed

fulcrm_uuid.module

@@ -3,6 +3,8 @@
 function fulcrm_uuid_stir_mt_srand() {
     $e1 = variable_get( 'fulcrm_uuid_entropy_1', '' );
     mt_srand( crc32( $e1 ) );
+    if ( function_exists( 'microtime' ) )
+        mt_srand( crc32( microtime() ) );
 }
 
 function fulcrm_uuid_stir_entropy() {