Got the installer working. Fixed a few bugs including a nasty-to-debug issue where the lang_id was being hardcoded during installation, resulting in strings being inserted with the wrong lang_id causing an infinfinite loop with fetch() throwing a "no strings" error and using template (which calls fetch()) to complain

/* CSS file for table dialog in the table plugin */

.panel_wrapper div.current {
	height: 245px;
}

.advfield {
	width: 200px;
}

#class {
	width: 150px;
}