Fatal error: Uncaught Error: Class "Checksum_Base_Command" not found in /home/diamebua/beta/releases/20140218040015/vendor/wp-cli/checksum-command/src/Checksum_Core_Command.php:11 Stack trace: #0 {main} thrown in /home/diamebua/beta/releases/20140218040015/vendor/wp-cli/checksum-command/src/Checksum_Core_Command.php on line 11