Added support for bundled wikipages

papyrus.php

 global $HTMLHeaderFmt;
 $HTMLHeaderFmt[] = "<link rel='stylesheet' type='text/css' href='$versioned_path' />\n";
 
+## Define a custom PageStore for bundled pages.
+class PapyrusPageStore extends PageStore {
+	function pagefile($pagename) {
+		global $FarmD;
+		$dfmt = $this->dirfmt;
+		if ($pagename > '') {
+			$pagename = str_replace('/', '.', $pagename);
+			if ($dfmt == dirname(__FILE__).'/wikilib.d/{$FullName}')
+				return $this->PFE(dirname(__FILE__)."/wikilib.d/$pagename");
+			if ($dfmt == '$FarmD/pub/skins/papyrus/wikilib.d/{$FullName}')
+				return $this->PFE("$FarmD/pub/skins/papyrus/wikilib.d/$pagename");
+		}
+		return $this->PFE(FmtPageName($dfmt, $pagename));
+	}
+}
+global $WikiLibDirs, $RecipeInfo;
+$PageStorePath = dirname(__FILE__).'/wikilib.d/{$FullName}';
+$where = count($WikiLibDirs);
+if ($where > 1) $where--;
+if ($RecipeInfo['Sisterly']['Version'] != '') $where--;	// If Sisterly is enabled, then the last PageStore is the SisterStore, not the PmWiki stuff. So we have to insert at an index 1 less.
+array_splice($WikiLibDirs, $where, 0, array(new PapyrusPageStore($PageStorePath)));
+
 ## Label the body element with a class indicating the current page action.
 global $HTMLFooterFmt, $action;
 $HTMLFooterFmt[] = "<script type='text/javascript'>document.querySelector('body').classList.add('action-{$action}');</script>";