Update README.md

Author: kylehowells

README.md

@@ -1,4 +1,26 @@
 LIFX-Menu
 =========
 
-OSX Menu bar application to control LIFX bulbs
+OSX Menu bar application to control LIFX light bulbs, written in ObjC using the [official SDK](https://github.com/LIFX/LIFXKit).
+
+
+* Turn on/off all bulbs
+* Toggle individual bulbs
+* Updates to reflect new bulbs appearing or changing (such as a bulb changing name)
+* Can (optionally) launch automatically so it is always available.
+
+
+
+Screenshots
+=========
+
+![Menu screenshot](/Screenshots/menu.png)
+![Statusbar screenshot](/Screenshots/screnshot_1.png)
+
+
+
+Download
+=========
+[**Latest version (v0.9)**](https://github.com/freerunnering/LIFX-Menu/releases/download/v0.9/LIFX.Menu.app.zip) - [All versions](https://github.com/freerunnering/LIFX-Menu/releases/)
+
+It is signed with a developer ID so GateKeeper shouldn't complain.