Right menu swipe (#240)

app/initial_state.js

@@ -266,7 +266,7 @@ const state = {
         leftDrawerOpen: false,
         leftDrawerRoute: Routes.ChannelDrawer,
         rightDrawerOpen: false,
-        rightDrawerRoute: null
+        rightDrawerRoute: Routes.RightMenuDrawer
     },
     views: {
         channel: {

app/navigation/router.js

@@ -211,6 +211,12 @@ class Router extends React.Component {
                         tapToClose={true}
                         openDrawerOffset={0.2}
                         onRequestClose={this.props.actions.closeDrawers}
+                        panOpenMask={0.1}
+                        panCloseMask={0.2}
+                        panThreshold={0.2}
+                        acceptPan={navigationProps.allowSwipe}
+                        negotiatePan={true}
+                        useInteractionManager={true}
                     >
                         <NavigationExperimental.Transitioner
                             style={{flex: 1}}