Added advanced options for sticky app bar, lastn. Optimized some component rendering.

app/src/actions/settingsActions.js

@@ -25,4 +25,15 @@ export const setDisplayName = (displayName) =>
 export const toggleAdvancedMode = () =>
 	({
 		type : 'TOGGLE_ADVANCED_MODE'
+	});
+
+export const toggleStickyAppBar = () =>
+	({
+		type : 'TOGGLE_STICKY_APPBAR'
+	});
+
+export const setLastN = (lastN) =>
+	({
+		type    : 'SET_LAST_N',
+		payload : { lastN }
 	});