Frazer Kirkman bede9a22e8 added toggleHelp function ... this way a key can be given ability to toggleHelp on and off. Previously Reveal.showHelp could open the help screen, but no way to close it.		2017-02-05 18:42:59 +01:00
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reveal.js	added toggleHelp function	2017-02-05 18:42:59 +01:00