revert all plugin base class related changes to keep compatibility with extant plugins (for the time being)

utils/generate-plugin-hook-prototypes.sh

@@ -1,33 +0,0 @@
-#!/bin/sh
-
-TMPFILE=$(mktemp)
-
-grep 'hook_.*(' ../classes/pluginhost.php | sed -e 's#[\t ]*/[* ]*##' \
-		-e 's# [*]/$##' \
-		-e 's# *(byref) *##' \
-		-e 's#GLOBAL: ##' | while read F; do
-
-	cat << EOF >> $TMPFILE 
-	function $F {
-		user_error("Dummy method invoked.", E_USER_ERROR);
-	}
-
-EOF
-done
-
-cat ../classes/plugin-template.php | while IFS=\n read L; do
-	case $L in
-		*PluginTemplate* )
-			echo "$L" | sed 's/PluginTemplate/Plugin/'
-			;;
-		*AUTO_GENERATED_HOOKS_GO_HERE* )
-			echo "\t/* plugin hook methods (auto-generated) */\n"
-			cat $TMPFILE
-			;;
-		* )
-			echo "$L"
-			;;
-	esac
-done > ../classes/plugin.php
-
-rm -f -- $TMPFILE