Release of v5.0.0-beta4

Add fallback option to ensure that all JCB tables and fields exist. Move the powers autoloader to its own file.

admin/compiler/joomla_4/INSTALLER_SCRIPT.php

@@ -1095,5 +1095,5 @@ class Com_###Component###InstallerScript implements InstallerScriptInterface
 				);
 			}
 		}
-	}###MOVEFOLDERSMETHOD###
+	}###INSTALLERMETHODS###
 }