listen for touch + click on all devices except android

js/reveal.js

@@ -909,13 +909,24 @@
 			}
 		}
 
-		var eventName = features.touch ? 'touchstart' : 'click';
+		// Listen to both touch and click events, in case the device
+		// supports both
+		var pointerEvents = [ 'touchstart', 'click' ];
+
+		// Only support touch for Android, fixes double navigations in
+		// stock browser
+		if( navigator.userAgent.match( /android/gi ) ) {
+			pointerEvents = [ 'touchstart' ];
+		}
+
+		pointerEvents.forEach( function( eventName ) {
 			dom.controlsLeft.forEach( function( el ) { el.addEventListener( eventName, onNavigateLeftClicked, false ); } );
 			dom.controlsRight.forEach( function( el ) { el.addEventListener( eventName, onNavigateRightClicked, false ); } );
 			dom.controlsUp.forEach( function( el ) { el.addEventListener( eventName, onNavigateUpClicked, false ); } );
 			dom.controlsDown.forEach( function( el ) { el.addEventListener( eventName, onNavigateDownClicked, false ); } );
 			dom.controlsPrev.forEach( function( el ) { el.addEventListener( eventName, onNavigatePrevClicked, false ); } );
 			dom.controlsNext.forEach( function( el ) { el.addEventListener( eventName, onNavigateNextClicked, false ); } );
+		} );
 
 	}