Merge pull request #195 from vapier/master

more Google Reader keys

plugins/googlereaderkeys/init.php

@@ -23,6 +23,9 @@ class GoogleReaderKeys extends Plugin {
 		$hotkeys["v"]		= "open_in_new_window";
 		$hotkeys["r"]		= "feed_refresh";
 		$hotkeys["m"]		= "toggle_unread";
+		$hotkeys["o"]		= "toggle_expand";
+		$hotkeys["(13)|enter"]	= "toggle_expand";
+		$hotkeys["*(191)|?"]    = "help_dialog";
 		$hotkeys["(32)|space"]	= "next_article";
 		$hotkeys["(38)|up"]	= "article_scroll_up";
 		$hotkeys["(40)|down"]	= "article_scroll_down";