Add btn to hide membership events from timeline

Signed-off-by: Ajay Bura <ajbura@gmail.com>

src/client/action/settings.js

@@ -1,19 +1,26 @@
 import appDispatcher from '../dispatcher';
 import cons from '../state/cons';
 
-function toggleMarkdown() {
+export function toggleMarkdown() {
   appDispatcher.dispatch({
     type: cons.actions.settings.TOGGLE_MARKDOWN,
   });
 }
 
-function togglePeopleDrawer() {
+export function togglePeopleDrawer() {
   appDispatcher.dispatch({
     type: cons.actions.settings.TOGGLE_PEOPLE_DRAWER,
   });
 }
 
-export {
-  toggleMarkdown,
-  togglePeopleDrawer,
-};
+export function toggleMembershipEvents() {
+  appDispatcher.dispatch({
+    type: cons.actions.settings.TOGGLE_MEMBERSHIP_EVENT,
+  });
+}
+
+export function toggleNickAvatarEvents() {
+  appDispatcher.dispatch({
+    type: cons.actions.settings.TOGGLE_NICKAVATAR_EVENT,
+  });
+}